Home / 66,433,565.20-99,650,347.80-60,890,832.40

Finding the Fourth Proportional to 66,433,565.20, 99,650,347.80 and 60,890,832.40

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Solution

The fourth proportional to 66,433,565.20, 99,650,347.80 and 60,890,832.40 is: 91,336,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,565.20 : 99,650,347.80 = 60,890,832.40 : x
  2. Step 2: Convert to fraction form
    66,433,565.20/99,650,347.80 = 60,890,832.40/x
  3. Step 3: Cross multiply
    66,433,565.20x = 99,650,347.80 × 60,890,832.40
  4. Step 4: Simplify right side
    66,433,565.20x = 6,067,792,626,491,508
  5. Step 5: Solve for x
    x = 6,067,792,626,491,508/66,433,565.20
  6. Step 6: Final answer
    x = 91,336,248.60

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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.