Home / 82,746,165.60-124,190,107.20-36,758,804.40

Finding the Fourth Proportional to 82,746,165.60, 124,190,107.20 and 36,758,804.40

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Solution

The fourth proportional to 82,746,165.60, 124,190,107.20 and 36,758,804.40 is: 55,169,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,165.60 : 124,190,107.20 = 36,758,804.40 : x
  2. Step 2: Convert to fraction form
    82,746,165.60/124,190,107.20 = 36,758,804.40/x
  3. Step 3: Cross multiply
    82,746,165.60x = 124,190,107.20 × 36,758,804.40
  4. Step 4: Simplify right side
    82,746,165.60x = 4,565,079,858,979,832
  5. Step 5: Solve for x
    x = 4,565,079,858,979,832/82,746,165.60
  6. Step 6: Final answer
    x = 55,169,684.61

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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.