Home / 77,840,066.25-107,401,470.30-46,472,010.30

Finding the Fourth Proportional to 77,840,066.25, 107,401,470.30 and 46,472,010.30

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Solution

The fourth proportional to 77,840,066.25, 107,401,470.30 and 46,472,010.30 is: 64,120,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,840,066.25 : 107,401,470.30 = 46,472,010.30 : x
  2. Step 2: Convert to fraction form
    77,840,066.25/107,401,470.30 = 46,472,010.30/x
  3. Step 3: Cross multiply
    77,840,066.25x = 107,401,470.30 × 46,472,010.30
  4. Step 4: Simplify right side
    77,840,066.25x = 4,991,162,234,016,744
  5. Step 5: Solve for x
    x = 4,991,162,234,016,744/77,840,066.25
  6. Step 6: Final answer
    x = 64,120,734.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.