Home / 402,906,072.60-604,359,108.90-371,161,330.20

Finding the Fourth Proportional to 402,906,072.60, 604,359,108.90 and 371,161,330.20

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Solution

The fourth proportional to 402,906,072.60, 604,359,108.90 and 371,161,330.20 is: 556,741,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,906,072.60 : 604,359,108.90 = 371,161,330.20 : x
  2. Step 2: Convert to fraction form
    402,906,072.60/604,359,108.90 = 371,161,330.20/x
  3. Step 3: Cross multiply
    402,906,072.60x = 604,359,108.90 × 371,161,330.20
  4. Step 4: Simplify right side
    402,906,072.60x = 224,314,730,777,810,656
  5. Step 5: Solve for x
    x = 224,314,730,777,810,656/402,906,072.60
  6. Step 6: Final answer
    x = 556,741,995.30

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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.