Home / 403,169,909.70-604,754,864.55-199,096,565.70

Finding the Fourth Proportional to 403,169,909.70, 604,754,864.55 and 199,096,565.70

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Solution

The fourth proportional to 403,169,909.70, 604,754,864.55 and 199,096,565.70 is: 298,644,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,169,909.70 : 604,754,864.55 = 199,096,565.70 : x
  2. Step 2: Convert to fraction form
    403,169,909.70/604,754,864.55 = 199,096,565.70/x
  3. Step 3: Cross multiply
    403,169,909.70x = 604,754,864.55 × 199,096,565.70
  4. Step 4: Simplify right side
    403,169,909.70x = 120,404,616,622,273,664
  5. Step 5: Solve for x
    x = 120,404,616,622,273,664/403,169,909.70
  6. Step 6: Final answer
    x = 298,644,848.55

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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.