Home / 112,021,109.20-167,965,308.60-58,273,397.20

Finding the Fourth Proportional to 112,021,109.20, 167,965,308.60 and 58,273,397.20

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Solution

The fourth proportional to 112,021,109.20, 167,965,308.60 and 58,273,397.20 is: 87,375,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,021,109.20 : 167,965,308.60 = 58,273,397.20 : x
  2. Step 2: Convert to fraction form
    112,021,109.20/167,965,308.60 = 58,273,397.20/x
  3. Step 3: Cross multiply
    112,021,109.20x = 167,965,308.60 × 58,273,397.20
  4. Step 4: Simplify right side
    112,021,109.20x = 9,787,909,143,868,376
  5. Step 5: Solve for x
    x = 9,787,909,143,868,376/112,021,109.20
  6. Step 6: Final answer
    x = 87,375,577.82

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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.