Home / 414,881,410.90-622,353,609.15-123,725,809.30

Finding the Fourth Proportional to 414,881,410.90, 622,353,609.15 and 123,725,809.30

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Solution

The fourth proportional to 414,881,410.90, 622,353,609.15 and 123,725,809.30 is: 185,598,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,881,410.90 : 622,353,609.15 = 123,725,809.30 : x
  2. Step 2: Convert to fraction form
    414,881,410.90/622,353,609.15 = 123,725,809.30/x
  3. Step 3: Cross multiply
    414,881,410.90x = 622,353,609.15 × 123,725,809.30
  4. Step 4: Simplify right side
    414,881,410.90x = 77,001,203,962,859,632
  5. Step 5: Solve for x
    x = 77,001,203,962,859,632/414,881,410.90
  6. Step 6: Final answer
    x = 185,598,105.72

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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.