Home / 425,180,280.20-586,748,783.22-229,609,974.92

Finding the Fourth Proportional to 425,180,280.20, 586,748,783.22 and 229,609,974.92

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Solution

The fourth proportional to 425,180,280.20, 586,748,783.22 and 229,609,974.92 is: 316,861,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,180,280.20 : 586,748,783.22 = 229,609,974.92 : x
  2. Step 2: Convert to fraction form
    425,180,280.20/586,748,783.22 = 229,609,974.92/x
  3. Step 3: Cross multiply
    425,180,280.20x = 586,748,783.22 × 229,609,974.92
  4. Step 4: Simplify right side
    425,180,280.20x = 134,723,373,399,484,720
  5. Step 5: Solve for x
    x = 134,723,373,399,484,720/425,180,280.20
  6. Step 6: Final answer
    x = 316,861,763.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.