Home / 111,707,807.15-167,561,710.73-103,645,650.35

Finding the Fourth Proportional to 111,707,807.15, 167,561,710.73 and 103,645,650.35

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Solution

The fourth proportional to 111,707,807.15, 167,561,710.73 and 103,645,650.35 is: 155,468,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,707,807.15 : 167,561,710.73 = 103,645,650.35 : x
  2. Step 2: Convert to fraction form
    111,707,807.15/167,561,710.73 = 103,645,650.35/x
  3. Step 3: Cross multiply
    111,707,807.15x = 167,561,710.73 × 103,645,650.35
  4. Step 4: Simplify right side
    111,707,807.15x = 17,367,042,482,369,422
  5. Step 5: Solve for x
    x = 17,367,042,482,369,422/111,707,807.15
  6. Step 6: Final answer
    x = 155,468,475.53

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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.