Home / 87,825,795.06-121,200,319.26-48,668,225.73

Finding the Fourth Proportional to 87,825,795.06, 121,200,319.26 and 48,668,225.73

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Solution

The fourth proportional to 87,825,795.06, 121,200,319.26 and 48,668,225.73 is: 67,162,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,825,795.06 : 121,200,319.26 = 48,668,225.73 : x
  2. Step 2: Convert to fraction form
    87,825,795.06/121,200,319.26 = 48,668,225.73/x
  3. Step 3: Cross multiply
    87,825,795.06x = 121,200,319.26 × 48,668,225.73
  4. Step 4: Simplify right side
    87,825,795.06x = 5,898,604,496,293,746
  5. Step 5: Solve for x
    x = 5,898,604,496,293,746/87,825,795.06
  6. Step 6: Final answer
    x = 67,162,551.64

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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.