Home / 1,083,354,769.38-1,495,487,237.10-731,407,475.07

Finding the Fourth Proportional to 1,083,354,769.38, 1,495,487,237.10 and 731,407,475.07

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Solution

The fourth proportional to 1,083,354,769.38, 1,495,487,237.10 and 731,407,475.07 is: 1,009,651,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,354,769.38 : 1,495,487,237.10 = 731,407,475.07 : x
  2. Step 2: Convert to fraction form
    1,083,354,769.38/1,495,487,237.10 = 731,407,475.07/x
  3. Step 3: Cross multiply
    1,083,354,769.38x = 1,495,487,237.10 × 731,407,475.07
  4. Step 4: Simplify right side
    1,083,354,769.38x = 1,093,810,544,086,721,408
  5. Step 5: Solve for x
    x = 1,093,810,544,086,721,408/1,083,354,769.38
  6. Step 6: Final answer
    x = 1,009,651,293.37

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Half scale
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Double scale
Find fourth proportional to 1,083,354,770.38, 1,495,487,238.48 and 731,407,476.07
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.