Home / 97,642,812.80-146,464,219.20-76,093,572.80

Finding the Fourth Proportional to 97,642,812.80, 146,464,219.20 and 76,093,572.80

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Solution

The fourth proportional to 97,642,812.80, 146,464,219.20 and 76,093,572.80 is: 114,140,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,642,812.80 : 146,464,219.20 = 76,093,572.80 : x
  2. Step 2: Convert to fraction form
    97,642,812.80/146,464,219.20 = 76,093,572.80/x
  3. Step 3: Cross multiply
    97,642,812.80x = 146,464,219.20 × 76,093,572.80
  4. Step 4: Simplify right side
    97,642,812.80x = 11,144,985,726,290,356
  5. Step 5: Solve for x
    x = 11,144,985,726,290,356/97,642,812.80
  6. Step 6: Final answer
    x = 114,140,359.20

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Double scale
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Similar ratio
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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.