Home / 92,942,100.30-139,434,145.65-54,583,869.90

Finding the Fourth Proportional to 92,942,100.30, 139,434,145.65 and 54,583,869.90

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Solution

The fourth proportional to 92,942,100.30, 139,434,145.65 and 54,583,869.90 is: 81,888,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942,100.30 : 139,434,145.65 = 54,583,869.90 : x
  2. Step 2: Convert to fraction form
    92,942,100.30/139,434,145.65 = 54,583,869.90/x
  3. Step 3: Cross multiply
    92,942,100.30x = 139,434,145.65 × 54,583,869.90
  4. Step 4: Simplify right side
    92,942,100.30x = 7,610,855,265,777,251
  5. Step 5: Solve for x
    x = 7,610,855,265,777,251/92,942,100.30
  6. Step 6: Final answer
    x = 81,888,135.10

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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.