Home / 66,084,493.60-99,126,740.40-58,715,178.40

Finding the Fourth Proportional to 66,084,493.60, 99,126,740.40 and 58,715,178.40

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Solution

The fourth proportional to 66,084,493.60, 99,126,740.40 and 58,715,178.40 is: 88,072,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,084,493.60 : 99,126,740.40 = 58,715,178.40 : x
  2. Step 2: Convert to fraction form
    66,084,493.60/99,126,740.40 = 58,715,178.40/x
  3. Step 3: Cross multiply
    66,084,493.60x = 99,126,740.40 × 58,715,178.40
  4. Step 4: Simplify right side
    66,084,493.60x = 5,820,244,246,796,488
  5. Step 5: Solve for x
    x = 5,820,244,246,796,488/66,084,493.60
  6. Step 6: Final answer
    x = 88,072,767.60

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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.