Home / 84,480,872.28-116,583,651.18-45,849,704.28

Finding the Fourth Proportional to 84,480,872.28, 116,583,651.18 and 45,849,704.28

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Solution

The fourth proportional to 84,480,872.28, 116,583,651.18 and 45,849,704.28 is: 63,272,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,480,872.28 : 116,583,651.18 = 45,849,704.28 : x
  2. Step 2: Convert to fraction form
    84,480,872.28/116,583,651.18 = 45,849,704.28/x
  3. Step 3: Cross multiply
    84,480,872.28x = 116,583,651.18 × 45,849,704.28
  4. Step 4: Simplify right side
    84,480,872.28x = 5,345,325,930,485,674
  5. Step 5: Solve for x
    x = 5,345,325,930,485,674/84,480,872.28
  6. Step 6: Final answer
    x = 63,272,617.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.