Home / 124,191,687.06-186,081,590.34-75,522,320.28

Finding the Fourth Proportional to 124,191,687.06, 186,081,590.34 and 75,522,320.28

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Solution

The fourth proportional to 124,191,687.06, 186,081,590.34 and 75,522,320.28 is: 113,158,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,191,687.06 : 186,081,590.34 = 75,522,320.28 : x
  2. Step 2: Convert to fraction form
    124,191,687.06/186,081,590.34 = 75,522,320.28/x
  3. Step 3: Cross multiply
    124,191,687.06x = 186,081,590.34 × 75,522,320.28
  4. Step 4: Simplify right side
    124,191,687.06x = 14,053,313,463,869,234
  5. Step 5: Solve for x
    x = 14,053,313,463,869,234/124,191,687.06
  6. Step 6: Final answer
    x = 113,158,245.91

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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.