Home / 1,083,354,781.63-1,495,487,253.99-731,407,487.32

Finding the Fourth Proportional to 1,083,354,781.63, 1,495,487,253.99 and 731,407,487.32

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Solution

The fourth proportional to 1,083,354,781.63, 1,495,487,253.99 and 731,407,487.32 is: 1,009,651,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,354,781.63 : 1,495,487,253.99 = 731,407,487.32 : x
  2. Step 2: Convert to fraction form
    1,083,354,781.63/1,495,487,253.99 = 731,407,487.32/x
  3. Step 3: Cross multiply
    1,083,354,781.63x = 1,495,487,253.99 × 731,407,487.32
  4. Step 4: Simplify right side
    1,083,354,781.63x = 1,093,810,574,759,912,576
  5. Step 5: Solve for x
    x = 1,093,810,574,759,912,576/1,083,354,781.63
  6. Step 6: Final answer
    x = 1,009,651,310.27

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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.