Home / 67,068,001.70-100,602,002.55-57,502,063.70

Finding the Fourth Proportional to 67,068,001.70, 100,602,002.55 and 57,502,063.70

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Solution

The fourth proportional to 67,068,001.70, 100,602,002.55 and 57,502,063.70 is: 86,253,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,001.70 : 100,602,002.55 = 57,502,063.70 : x
  2. Step 2: Convert to fraction form
    67,068,001.70/100,602,002.55 = 57,502,063.70/x
  3. Step 3: Cross multiply
    67,068,001.70x = 100,602,002.55 × 57,502,063.70
  4. Step 4: Simplify right side
    67,068,001.70x = 5,784,822,758,977,663
  5. Step 5: Solve for x
    x = 5,784,822,758,977,663/67,068,001.70
  6. Step 6: Final answer
    x = 86,253,095.55

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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.