Home / 102,410,864.64-141,260,401.92-65,683,261.44

Finding the Fourth Proportional to 102,410,864.64, 141,260,401.92 and 65,683,261.44

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Solution

The fourth proportional to 102,410,864.64, 141,260,401.92 and 65,683,261.44 is: 90,600,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,410,864.64 : 141,260,401.92 = 65,683,261.44 : x
  2. Step 2: Convert to fraction form
    102,410,864.64/141,260,401.92 = 65,683,261.44/x
  3. Step 3: Cross multiply
    102,410,864.64x = 141,260,401.92 × 65,683,261.44
  4. Step 4: Simplify right side
    102,410,864.64x = 9,278,443,910,430,836
  5. Step 5: Solve for x
    x = 9,278,443,910,430,836/102,410,864.64
  6. Step 6: Final answer
    x = 90,600,191.13

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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.