Home / 101,499,265.50-140,005,257.75-60,216,930.78

Finding the Fourth Proportional to 101,499,265.50, 140,005,257.75 and 60,216,930.78

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Solution

The fourth proportional to 101,499,265.50, 140,005,257.75 and 60,216,930.78 is: 83,061,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,499,265.50 : 140,005,257.75 = 60,216,930.78 : x
  2. Step 2: Convert to fraction form
    101,499,265.50/140,005,257.75 = 60,216,930.78/x
  3. Step 3: Cross multiply
    101,499,265.50x = 140,005,257.75 × 60,216,930.78
  4. Step 4: Simplify right side
    101,499,265.50x = 8,430,686,914,767,809
  5. Step 5: Solve for x
    x = 8,430,686,914,767,809/101,499,265.50
  6. Step 6: Final answer
    x = 83,061,555.90

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1.5x scale

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.