Home / 66,239,096.80-99,169,688.40-58,680,824.80

Finding the Fourth Proportional to 66,239,096.80, 99,169,688.40 and 58,680,824.80

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Solution

The fourth proportional to 66,239,096.80, 99,169,688.40 and 58,680,824.80 is: 87,853,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,239,096.80 : 99,169,688.40 = 58,680,824.80 : x
  2. Step 2: Convert to fraction form
    66,239,096.80/99,169,688.40 = 58,680,824.80/x
  3. Step 3: Cross multiply
    66,239,096.80x = 99,169,688.40 × 58,680,824.80
  4. Step 4: Simplify right side
    66,239,096.80x = 5,819,359,110,470,992
  5. Step 5: Solve for x
    x = 5,819,359,110,470,992/66,239,096.80
  6. Step 6: Final answer
    x = 87,853,841.49

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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.