Home / 616,513,687.80-924,770,531.70-253,268,734.20

Finding the Fourth Proportional to 616,513,687.80, 924,770,531.70 and 253,268,734.20

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Solution

The fourth proportional to 616,513,687.80, 924,770,531.70 and 253,268,734.20 is: 379,903,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,513,687.80 : 924,770,531.70 = 253,268,734.20 : x
  2. Step 2: Convert to fraction form
    616,513,687.80/924,770,531.70 = 253,268,734.20/x
  3. Step 3: Cross multiply
    616,513,687.80x = 924,770,531.70 × 253,268,734.20
  4. Step 4: Simplify right side
    616,513,687.80x = 234,215,461,989,119,968
  5. Step 5: Solve for x
    x = 234,215,461,989,119,968/616,513,687.80
  6. Step 6: Final answer
    x = 379,903,101.30

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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.