Home / 109,587,671.24-164,405,064.92-31,865,925.72

Finding the Fourth Proportional to 109,587,671.24, 164,405,064.92 and 31,865,925.72

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Solution

The fourth proportional to 109,587,671.24, 164,405,064.92 and 31,865,925.72 is: 47,805,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,587,671.24 : 164,405,064.92 = 31,865,925.72 : x
  2. Step 2: Convert to fraction form
    109,587,671.24/164,405,064.92 = 31,865,925.72/x
  3. Step 3: Cross multiply
    109,587,671.24x = 164,405,064.92 × 31,865,925.72
  4. Step 4: Simplify right side
    109,587,671.24x = 5,238,919,586,732,497
  5. Step 5: Solve for x
    x = 5,238,919,586,732,497/109,587,671.24
  6. Step 6: Final answer
    x = 47,805,738.80

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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.