Home / 102,608,256.20-141,599,530.15-55,565,410.93

Finding the Fourth Proportional to 102,608,256.20, 141,599,530.15 and 55,565,410.93

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Solution

The fourth proportional to 102,608,256.20, 141,599,530.15 and 55,565,410.93 is: 76,680,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,608,256.20 : 141,599,530.15 = 55,565,410.93 : x
  2. Step 2: Convert to fraction form
    102,608,256.20/141,599,530.15 = 55,565,410.93/x
  3. Step 3: Cross multiply
    102,608,256.20x = 141,599,530.15 × 55,565,410.93
  4. Step 4: Simplify right side
    102,608,256.20x = 7,868,036,079,786,763
  5. Step 5: Solve for x
    x = 7,868,036,079,786,763/102,608,256.20
  6. Step 6: Final answer
    x = 76,680,341.05

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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.