Home / 124,762,950.60-187,156,932.30-42,871,043.40

Finding the Fourth Proportional to 124,762,950.60, 187,156,932.30 and 42,871,043.40

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Solution

The fourth proportional to 124,762,950.60, 187,156,932.30 and 42,871,043.40 is: 64,310,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,762,950.60 : 187,156,932.30 = 42,871,043.40 : x
  2. Step 2: Convert to fraction form
    124,762,950.60/187,156,932.30 = 42,871,043.40/x
  3. Step 3: Cross multiply
    124,762,950.60x = 187,156,932.30 × 42,871,043.40
  4. Step 4: Simplify right side
    124,762,950.60x = 8,023,612,967,244,162
  5. Step 5: Solve for x
    x = 8,023,612,967,244,162/124,762,950.60
  6. Step 6: Final answer
    x = 64,310,862.55

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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.