Home / 92,707,942.40-139,037,030.40-38,844,108.80

Finding the Fourth Proportional to 92,707,942.40, 139,037,030.40 and 38,844,108.80

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Solution

The fourth proportional to 92,707,942.40, 139,037,030.40 and 38,844,108.80 is: 58,255,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,707,942.40 : 139,037,030.40 = 38,844,108.80 : x
  2. Step 2: Convert to fraction form
    92,707,942.40/139,037,030.40 = 38,844,108.80/x
  3. Step 3: Cross multiply
    92,707,942.40x = 139,037,030.40 × 38,844,108.80
  4. Step 4: Simplify right side
    92,707,942.40x = 5,400,769,536,086,507
  5. Step 5: Solve for x
    x = 5,400,769,536,086,507/92,707,942.40
  6. Step 6: Final answer
    x = 58,255,737.28

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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.