Home / 417,648,529.85-626,083,334.11-141,106,347.12

Finding the Fourth Proportional to 417,648,529.85, 626,083,334.11 and 141,106,347.12

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Solution

The fourth proportional to 417,648,529.85, 626,083,334.11 and 141,106,347.12 is: 211,527,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,648,529.85 : 626,083,334.11 = 141,106,347.12 : x
  2. Step 2: Convert to fraction form
    417,648,529.85/626,083,334.11 = 141,106,347.12/x
  3. Step 3: Cross multiply
    417,648,529.85x = 626,083,334.11 × 141,106,347.12
  4. Step 4: Simplify right side
    417,648,529.85x = 88,344,332,268,972,608
  5. Step 5: Solve for x
    x = 88,344,332,268,972,608/417,648,529.85
  6. Step 6: Final answer
    x = 211,527,937.86

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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.