Home / 402,942,361.60-604,413,542.40-370,693,734.40

Finding the Fourth Proportional to 402,942,361.60, 604,413,542.40 and 370,693,734.40

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Solution

The fourth proportional to 402,942,361.60, 604,413,542.40 and 370,693,734.40 is: 556,040,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,942,361.60 : 604,413,542.40 = 370,693,734.40 : x
  2. Step 2: Convert to fraction form
    402,942,361.60/604,413,542.40 = 370,693,734.40/x
  3. Step 3: Cross multiply
    402,942,361.60x = 604,413,542.40 × 370,693,734.40
  4. Step 4: Simplify right side
    402,942,361.60x = 224,052,313,154,188,704
  5. Step 5: Solve for x
    x = 224,052,313,154,188,704/402,942,361.60
  6. Step 6: Final answer
    x = 556,040,601.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.