Home / 146,700,904.80-220,051,357.20-38,995,528.80

Finding the Fourth Proportional to 146,700,904.80, 220,051,357.20 and 38,995,528.80

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Solution

The fourth proportional to 146,700,904.80, 220,051,357.20 and 38,995,528.80 is: 58,493,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700,904.80 : 220,051,357.20 = 38,995,528.80 : x
  2. Step 2: Convert to fraction form
    146,700,904.80/220,051,357.20 = 38,995,528.80/x
  3. Step 3: Cross multiply
    146,700,904.80x = 220,051,357.20 × 38,995,528.80
  4. Step 4: Simplify right side
    146,700,904.80x = 8,581,019,037,171,686
  5. Step 5: Solve for x
    x = 8,581,019,037,171,686/146,700,904.80
  6. Step 6: Final answer
    x = 58,493,293.20

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Double scale
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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.