Home / 105,527,833.20-158,291,749.80-88,521,721.20

Finding the Fourth Proportional to 105,527,833.20, 158,291,749.80 and 88,521,721.20

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Solution

The fourth proportional to 105,527,833.20, 158,291,749.80 and 88,521,721.20 is: 132,782,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,833.20 : 158,291,749.80 = 88,521,721.20 : x
  2. Step 2: Convert to fraction form
    105,527,833.20/158,291,749.80 = 88,521,721.20/x
  3. Step 3: Cross multiply
    105,527,833.20x = 158,291,749.80 × 88,521,721.20
  4. Step 4: Simplify right side
    105,527,833.20x = 14,012,258,144,055,758
  5. Step 5: Solve for x
    x = 14,012,258,144,055,758/105,527,833.20
  6. Step 6: Final answer
    x = 132,782,581.80

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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.