Home / 434,022,688.15-651,034,032.23-161,337,030.55

Finding the Fourth Proportional to 434,022,688.15, 651,034,032.23 and 161,337,030.55

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Solution

The fourth proportional to 434,022,688.15, 651,034,032.23 and 161,337,030.55 is: 242,005,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,022,688.15 : 651,034,032.23 = 161,337,030.55 : x
  2. Step 2: Convert to fraction form
    434,022,688.15/651,034,032.23 = 161,337,030.55/x
  3. Step 3: Cross multiply
    434,022,688.15x = 651,034,032.23 × 161,337,030.55
  4. Step 4: Simplify right side
    434,022,688.15x = 105,035,897,546,981,200
  5. Step 5: Solve for x
    x = 105,035,897,546,981,200/434,022,688.15
  6. Step 6: Final answer
    x = 242,005,545.83

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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.