Home / 66,436,363.80-99,654,545.70-57,348,722.70

Finding the Fourth Proportional to 66,436,363.80, 99,654,545.70 and 57,348,722.70

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Solution

The fourth proportional to 66,436,363.80, 99,654,545.70 and 57,348,722.70 is: 86,023,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436,363.80 : 99,654,545.70 = 57,348,722.70 : x
  2. Step 2: Convert to fraction form
    66,436,363.80/99,654,545.70 = 57,348,722.70/x
  3. Step 3: Cross multiply
    66,436,363.80x = 99,654,545.70 × 57,348,722.70
  4. Step 4: Simplify right side
    66,436,363.80x = 5,715,060,907,143,778
  5. Step 5: Solve for x
    x = 5,715,060,907,143,778/66,436,363.80
  6. Step 6: Final answer
    x = 86,023,084.05

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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.