Home / 189,513,042.60-284,482,140.30-146,572,609.80

Finding the Fourth Proportional to 189,513,042.60, 284,482,140.30 and 146,572,609.80

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Solution

The fourth proportional to 189,513,042.60, 284,482,140.30 and 146,572,609.80 is: 220,023,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,513,042.60 : 284,482,140.30 = 146,572,609.80 : x
  2. Step 2: Convert to fraction form
    189,513,042.60/284,482,140.30 = 146,572,609.80/x
  3. Step 3: Cross multiply
    189,513,042.60x = 284,482,140.30 × 146,572,609.80
  4. Step 4: Simplify right side
    189,513,042.60x = 41,697,289,745,260,760
  5. Step 5: Solve for x
    x = 41,697,289,745,260,760/189,513,042.60
  6. Step 6: Final answer
    x = 220,023,324.90

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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.