Home / 100,730,041.02-150,782,286.24-54,557,229.02

Finding the Fourth Proportional to 100,730,041.02, 150,782,286.24 and 54,557,229.02

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Solution

The fourth proportional to 100,730,041.02, 150,782,286.24 and 54,557,229.02 is: 81,666,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,730,041.02 : 150,782,286.24 = 54,557,229.02 : x
  2. Step 2: Convert to fraction form
    100,730,041.02/150,782,286.24 = 54,557,229.02/x
  3. Step 3: Cross multiply
    100,730,041.02x = 150,782,286.24 × 54,557,229.02
  4. Step 4: Simplify right side
    100,730,041.02x = 8,226,263,721,800,964
  5. Step 5: Solve for x
    x = 8,226,263,721,800,964/100,730,041.02
  6. Step 6: Final answer
    x = 81,666,438.72

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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.