Home / 66,442,726.40-99,664,089.60-48,526,822.40

Finding the Fourth Proportional to 66,442,726.40, 99,664,089.60 and 48,526,822.40

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Solution

The fourth proportional to 66,442,726.40, 99,664,089.60 and 48,526,822.40 is: 72,790,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,442,726.40 : 99,664,089.60 = 48,526,822.40 : x
  2. Step 2: Convert to fraction form
    66,442,726.40/99,664,089.60 = 48,526,822.40/x
  3. Step 3: Cross multiply
    66,442,726.40x = 99,664,089.60 × 48,526,822.40
  4. Step 4: Simplify right side
    66,442,726.40x = 4,836,381,575,676,887
  5. Step 5: Solve for x
    x = 4,836,381,575,676,887/66,442,726.40
  6. Step 6: Final answer
    x = 72,790,233.60

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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.