Home / 111,503,151.40-167,254,727.10-82,805,337.40

Finding the Fourth Proportional to 111,503,151.40, 167,254,727.10 and 82,805,337.40

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Solution

The fourth proportional to 111,503,151.40, 167,254,727.10 and 82,805,337.40 is: 124,208,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,503,151.40 : 167,254,727.10 = 82,805,337.40 : x
  2. Step 2: Convert to fraction form
    111,503,151.40/167,254,727.10 = 82,805,337.40/x
  3. Step 3: Cross multiply
    111,503,151.40x = 167,254,727.10 × 82,805,337.40
  4. Step 4: Simplify right side
    111,503,151.40x = 13,849,584,109,260,424
  5. Step 5: Solve for x
    x = 13,849,584,109,260,424/111,503,151.40
  6. Step 6: Final answer
    x = 124,208,006.10

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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.