Home / 105,891,217.29-158,349,220.56-100,725,610.77

Finding the Fourth Proportional to 105,891,217.29, 158,349,220.56 and 100,725,610.77

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Solution

The fourth proportional to 105,891,217.29, 158,349,220.56 and 100,725,610.77 is: 150,624,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,891,217.29 : 158,349,220.56 = 100,725,610.77 : x
  2. Step 2: Convert to fraction form
    105,891,217.29/158,349,220.56 = 100,725,610.77/x
  3. Step 3: Cross multiply
    105,891,217.29x = 158,349,220.56 × 100,725,610.77
  4. Step 4: Simplify right side
    105,891,217.29x = 15,949,821,955,859,442
  5. Step 5: Solve for x
    x = 15,949,821,955,859,442/105,891,217.29
  6. Step 6: Final answer
    x = 150,624,597.24

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1.5x scale

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.