Home / 145,951,432.20-218,927,148.30-48,874,876.20

Finding the Fourth Proportional to 145,951,432.20, 218,927,148.30 and 48,874,876.20

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Solution

The fourth proportional to 145,951,432.20, 218,927,148.30 and 48,874,876.20 is: 73,312,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,951,432.20 : 218,927,148.30 = 48,874,876.20 : x
  2. Step 2: Convert to fraction form
    145,951,432.20/218,927,148.30 = 48,874,876.20/x
  3. Step 3: Cross multiply
    145,951,432.20x = 218,927,148.30 × 48,874,876.20
  4. Step 4: Simplify right side
    145,951,432.20x = 10,700,037,269,981,542
  5. Step 5: Solve for x
    x = 10,700,037,269,981,542/145,951,432.20
  6. Step 6: Final answer
    x = 73,312,314.30

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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.