Home / 82,746,168.60-124,190,111.70-36,758,807.40

Finding the Fourth Proportional to 82,746,168.60, 124,190,111.70 and 36,758,807.40

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Solution

The fourth proportional to 82,746,168.60, 124,190,111.70 and 36,758,807.40 is: 55,169,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,168.60 : 124,190,111.70 = 36,758,807.40 : x
  2. Step 2: Convert to fraction form
    82,746,168.60/124,190,111.70 = 36,758,807.40/x
  3. Step 3: Cross multiply
    82,746,168.60x = 124,190,111.70 × 36,758,807.40
  4. Step 4: Simplify right side
    82,746,168.60x = 4,565,080,396,964,787
  5. Step 5: Solve for x
    x = 4,565,080,396,964,787/82,746,168.60
  6. Step 6: Final answer
    x = 55,169,689.11

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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.