Home / 185,513,000.10-278,269,500.15-108,796,539.30

Finding the Fourth Proportional to 185,513,000.10, 278,269,500.15 and 108,796,539.30

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Solution

The fourth proportional to 185,513,000.10, 278,269,500.15 and 108,796,539.30 is: 163,194,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,513,000.10 : 278,269,500.15 = 108,796,539.30 : x
  2. Step 2: Convert to fraction form
    185,513,000.10/278,269,500.15 = 108,796,539.30/x
  3. Step 3: Cross multiply
    185,513,000.10x = 278,269,500.15 × 108,796,539.30
  4. Step 4: Simplify right side
    185,513,000.10x = 30,274,758,609,060,828
  5. Step 5: Solve for x
    x = 30,274,758,609,060,828/185,513,000.10
  6. Step 6: Final answer
    x = 163,194,808.95

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1.5x scale

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.