Home / 102,608,246.10-141,599,516.18-55,565,400.77

Finding the Fourth Proportional to 102,608,246.10, 141,599,516.18 and 55,565,400.77

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Solution

The fourth proportional to 102,608,246.10, 141,599,516.18 and 55,565,400.77 is: 76,680,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,608,246.10 : 141,599,516.18 = 55,565,400.77 : x
  2. Step 2: Convert to fraction form
    102,608,246.10/141,599,516.18 = 55,565,400.77/x
  3. Step 3: Cross multiply
    102,608,246.10x = 141,599,516.18 × 55,565,400.77
  4. Step 4: Simplify right side
    102,608,246.10x = 7,868,033,864,924,973
  5. Step 5: Solve for x
    x = 7,868,033,864,924,973/102,608,246.10
  6. Step 6: Final answer
    x = 76,680,327.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.