Home / 99,324,342.90-148,943,081.40-50,109,917.40

Finding the Fourth Proportional to 99,324,342.90, 148,943,081.40 and 50,109,917.40

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Solution

The fourth proportional to 99,324,342.90, 148,943,081.40 and 50,109,917.40 is: 75,142,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,324,342.90 : 148,943,081.40 = 50,109,917.40 : x
  2. Step 2: Convert to fraction form
    99,324,342.90/148,943,081.40 = 50,109,917.40/x
  3. Step 3: Cross multiply
    99,324,342.90x = 148,943,081.40 × 50,109,917.40
  4. Step 4: Simplify right side
    99,324,342.90x = 7,463,525,506,255,476
  5. Step 5: Solve for x
    x = 7,463,525,506,255,476/99,324,342.90
  6. Step 6: Final answer
    x = 75,142,963.83

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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.