Home / 129,025,149.80-193,537,724.70-48,235,620.20

Finding the Fourth Proportional to 129,025,149.80, 193,537,724.70 and 48,235,620.20

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Solution

The fourth proportional to 129,025,149.80, 193,537,724.70 and 48,235,620.20 is: 72,353,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025,149.80 : 193,537,724.70 = 48,235,620.20 : x
  2. Step 2: Convert to fraction form
    129,025,149.80/193,537,724.70 = 48,235,620.20/x
  3. Step 3: Cross multiply
    129,025,149.80x = 193,537,724.70 × 48,235,620.20
  4. Step 4: Simplify right side
    129,025,149.80x = 9,335,412,183,001,358
  5. Step 5: Solve for x
    x = 9,335,412,183,001,358/129,025,149.80
  6. Step 6: Final answer
    x = 72,353,430.30

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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.