Home / 146,700,942.30-220,051,413.45-38,995,566.30

Finding the Fourth Proportional to 146,700,942.30, 220,051,413.45 and 38,995,566.30

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Solution

The fourth proportional to 146,700,942.30, 220,051,413.45 and 38,995,566.30 is: 58,493,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700,942.30 : 220,051,413.45 = 38,995,566.30 : x
  2. Step 2: Convert to fraction form
    146,700,942.30/220,051,413.45 = 38,995,566.30/x
  3. Step 3: Cross multiply
    146,700,942.30x = 220,051,413.45 × 38,995,566.30
  4. Step 4: Simplify right side
    146,700,942.30x = 8,581,029,482,598,186
  5. Step 5: Solve for x
    x = 8,581,029,482,598,186/146,700,942.30
  6. Step 6: Final answer
    x = 58,493,349.45

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Double scale
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Similar ratio
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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.