Home / 125,024,022.62-172,533,151.20-70,019,879.12

Finding the Fourth Proportional to 125,024,022.62, 172,533,151.20 and 70,019,879.12

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Solution

The fourth proportional to 125,024,022.62, 172,533,151.20 and 70,019,879.12 is: 96,627,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,024,022.62 : 172,533,151.20 = 70,019,879.12 : x
  2. Step 2: Convert to fraction form
    125,024,022.62/172,533,151.20 = 70,019,879.12/x
  3. Step 3: Cross multiply
    125,024,022.62x = 172,533,151.20 × 70,019,879.12
  4. Step 4: Simplify right side
    125,024,022.62x = 12,080,750,391,216,682
  5. Step 5: Solve for x
    x = 12,080,750,391,216,682/125,024,022.62
  6. Step 6: Final answer
    x = 96,627,433.18

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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.