Home / 733,912,650.10-1,012,799,623.12-403,887,789.10

Finding the Fourth Proportional to 733,912,650.10, 1,012,799,623.12 and 403,887,789.10

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Solution

The fourth proportional to 733,912,650.10, 1,012,799,623.12 and 403,887,789.10 is: 557,365,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,912,650.10 : 1,012,799,623.12 = 403,887,789.10 : x
  2. Step 2: Convert to fraction form
    733,912,650.10/1,012,799,623.12 = 403,887,789.10/x
  3. Step 3: Cross multiply
    733,912,650.10x = 1,012,799,623.12 × 403,887,789.10
  4. Step 4: Simplify right side
    733,912,650.10x = 409,057,400,583,506,304
  5. Step 5: Solve for x
    x = 409,057,400,583,506,304/733,912,650.10
  6. Step 6: Final answer
    x = 557,365,240.30

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1.5x scale

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.