Home / 146,700,919.80-220,051,379.70-38,995,543.80

Finding the Fourth Proportional to 146,700,919.80, 220,051,379.70 and 38,995,543.80

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Solution

The fourth proportional to 146,700,919.80, 220,051,379.70 and 38,995,543.80 is: 58,493,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700,919.80 : 220,051,379.70 = 38,995,543.80 : x
  2. Step 2: Convert to fraction form
    146,700,919.80/220,051,379.70 = 38,995,543.80/x
  3. Step 3: Cross multiply
    146,700,919.80x = 220,051,379.70 × 38,995,543.80
  4. Step 4: Simplify right side
    146,700,919.80x = 8,581,023,215,341,780
  5. Step 5: Solve for x
    x = 8,581,023,215,341,780/146,700,919.80
  6. Step 6: Final answer
    x = 58,493,315.70

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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.