Home / 66,430,266.30-99,645,399.45-59,734,109.70

Finding the Fourth Proportional to 66,430,266.30, 99,645,399.45 and 59,734,109.70

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Solution

The fourth proportional to 66,430,266.30, 99,645,399.45 and 59,734,109.70 is: 89,601,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,266.30 : 99,645,399.45 = 59,734,109.70 : x
  2. Step 2: Convert to fraction form
    66,430,266.30/99,645,399.45 = 59,734,109.70/x
  3. Step 3: Cross multiply
    66,430,266.30x = 99,645,399.45 × 59,734,109.70
  4. Step 4: Simplify right side
    66,430,266.30x = 5,952,229,221,846,620
  5. Step 5: Solve for x
    x = 5,952,229,221,846,620/66,430,266.30
  6. Step 6: Final answer
    x = 89,601,164.55

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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.