Home / 343,359,010.30-515,038,515.45-329,966,697.10

Finding the Fourth Proportional to 343,359,010.30, 515,038,515.45 and 329,966,697.10

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Solution

The fourth proportional to 343,359,010.30, 515,038,515.45 and 329,966,697.10 is: 494,950,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,359,010.30 : 515,038,515.45 = 329,966,697.10 : x
  2. Step 2: Convert to fraction form
    343,359,010.30/515,038,515.45 = 329,966,697.10/x
  3. Step 3: Cross multiply
    343,359,010.30x = 515,038,515.45 × 329,966,697.10
  4. Step 4: Simplify right side
    343,359,010.30x = 169,945,557,822,323,840
  5. Step 5: Solve for x
    x = 169,945,557,822,323,840/343,359,010.30
  6. Step 6: Final answer
    x = 494,950,045.65

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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.