Home / 669,703,472.30-924,242,558.09-401,789,387.29

Finding the Fourth Proportional to 669,703,472.30, 924,242,558.09 and 401,789,387.29

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Solution

The fourth proportional to 669,703,472.30, 924,242,558.09 and 401,789,387.29 is: 554,500,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,703,472.30 : 924,242,558.09 = 401,789,387.29 : x
  2. Step 2: Convert to fraction form
    669,703,472.30/924,242,558.09 = 401,789,387.29/x
  3. Step 3: Cross multiply
    669,703,472.30x = 924,242,558.09 × 401,789,387.29
  4. Step 4: Simplify right side
    669,703,472.30x = 371,350,851,122,323,392
  5. Step 5: Solve for x
    x = 371,350,851,122,323,392/669,703,472.30
  6. Step 6: Final answer
    x = 554,500,411.72

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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.