Home / 57,946,165.40-86,919,248.10-57,095,859.80

Finding the Fourth Proportional to 57,946,165.40, 86,919,248.10 and 57,095,859.80

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Solution

The fourth proportional to 57,946,165.40, 86,919,248.10 and 57,095,859.80 is: 85,643,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,165.40 : 86,919,248.10 = 57,095,859.80 : x
  2. Step 2: Convert to fraction form
    57,946,165.40/86,919,248.10 = 57,095,859.80/x
  3. Step 3: Cross multiply
    57,946,165.40x = 86,919,248.10 × 57,095,859.80
  4. Step 4: Simplify right side
    57,946,165.40x = 4,962,729,203,439,016
  5. Step 5: Solve for x
    x = 4,962,729,203,439,016/57,946,165.40
  6. Step 6: Final answer
    x = 85,643,789.70

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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.