Home / 102,431,903.87-141,359,706.75-58,385,548.91

Finding the Fourth Proportional to 102,431,903.87, 141,359,706.75 and 58,385,548.91

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Solution

The fourth proportional to 102,431,903.87, 141,359,706.75 and 58,385,548.91 is: 80,574,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,431,903.87 : 141,359,706.75 = 58,385,548.91 : x
  2. Step 2: Convert to fraction form
    102,431,903.87/141,359,706.75 = 58,385,548.91/x
  3. Step 3: Cross multiply
    102,431,903.87x = 141,359,706.75 × 58,385,548.91
  4. Step 4: Simplify right side
    102,431,903.87x = 8,253,364,071,648,584
  5. Step 5: Solve for x
    x = 8,253,364,071,648,584/102,431,903.87
  6. Step 6: Final answer
    x = 80,574,154.73

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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.