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Finding the Fourth Proportional to 359,630,579.83, 539,227,424.81 and 141,019,022.11

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Solution

The fourth proportional to 359,630,579.83, 539,227,424.81 and 141,019,022.11 is: 211,442,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,630,579.83 : 539,227,424.81 = 141,019,022.11 : x
  2. Step 2: Convert to fraction form
    359,630,579.83/539,227,424.81 = 141,019,022.11/x
  3. Step 3: Cross multiply
    359,630,579.83x = 539,227,424.81 × 141,019,022.11
  4. Step 4: Simplify right side
    359,630,579.83x = 76,041,324,140,894,656
  5. Step 5: Solve for x
    x = 76,041,324,140,894,656/359,630,579.83
  6. Step 6: Final answer
    x = 211,442,876.12

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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.