Home / 66,436,331.70-99,654,497.55-37,260,220.80

Finding the Fourth Proportional to 66,436,331.70, 99,654,497.55 and 37,260,220.80

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Solution

The fourth proportional to 66,436,331.70, 99,654,497.55 and 37,260,220.80 is: 55,890,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436,331.70 : 99,654,497.55 = 37,260,220.80 : x
  2. Step 2: Convert to fraction form
    66,436,331.70/99,654,497.55 = 37,260,220.80/x
  3. Step 3: Cross multiply
    66,436,331.70x = 99,654,497.55 × 37,260,220.80
  4. Step 4: Simplify right side
    66,436,331.70x = 3,713,148,582,426,058.50
  5. Step 5: Solve for x
    x = 3,713,148,582,426,058.50/66,436,331.70
  6. Step 6: Final answer
    x = 55,890,331.20

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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.