Home / 1,161,720,542.70-1,603,127,701.49-633,073,261.46

Finding the Fourth Proportional to 1,161,720,542.70, 1,603,127,701.49 and 633,073,261.46

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Solution

The fourth proportional to 1,161,720,542.70, 1,603,127,701.49 and 633,073,261.46 is: 873,615,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,720,542.70 : 1,603,127,701.49 = 633,073,261.46 : x
  2. Step 2: Convert to fraction form
    1,161,720,542.70/1,603,127,701.49 = 633,073,261.46/x
  3. Step 3: Cross multiply
    1,161,720,542.70x = 1,603,127,701.49 × 633,073,261.46
  4. Step 4: Simplify right side
    1,161,720,542.70x = 1,014,897,282,507,966,592
  5. Step 5: Solve for x
    x = 1,014,897,282,507,966,592/1,161,720,542.70
  6. Step 6: Final answer
    x = 873,615,680.54

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Double scale
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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.