Home / 78,855,249.60-118,282,874.40-44,843,025.60

Finding the Fourth Proportional to 78,855,249.60, 118,282,874.40 and 44,843,025.60

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Solution

The fourth proportional to 78,855,249.60, 118,282,874.40 and 44,843,025.60 is: 67,264,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,855,249.60 : 118,282,874.40 = 44,843,025.60 : x
  2. Step 2: Convert to fraction form
    78,855,249.60/118,282,874.40 = 44,843,025.60/x
  3. Step 3: Cross multiply
    78,855,249.60x = 118,282,874.40 × 44,843,025.60
  4. Step 4: Simplify right side
    78,855,249.60x = 5,304,161,964,760,785
  5. Step 5: Solve for x
    x = 5,304,161,964,760,785/78,855,249.60
  6. Step 6: Final answer
    x = 67,264,538.40

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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.