Home / 82,967,008.40-124,344,224.40-73,826,223.20

Finding the Fourth Proportional to 82,967,008.40, 124,344,224.40 and 73,826,223.20

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Solution

The fourth proportional to 82,967,008.40, 124,344,224.40 and 73,826,223.20 is: 110,644,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,967,008.40 : 124,344,224.40 = 73,826,223.20 : x
  2. Step 2: Convert to fraction form
    82,967,008.40/124,344,224.40 = 73,826,223.20/x
  3. Step 3: Cross multiply
    82,967,008.40x = 124,344,224.40 × 73,826,223.20
  4. Step 4: Simplify right side
    82,967,008.40x = 9,179,864,464,185,286
  5. Step 5: Solve for x
    x = 9,179,864,464,185,286/82,967,008.40
  6. Step 6: Final answer
    x = 110,644,756.77

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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.