Home / 124,428,846.80-186,419,321.40-101,586,069.20

Finding the Fourth Proportional to 124,428,846.80, 186,419,321.40 and 101,586,069.20

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Solution

The fourth proportional to 124,428,846.80, 186,419,321.40 and 101,586,069.20 is: 152,196,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,846.80 : 186,419,321.40 = 101,586,069.20 : x
  2. Step 2: Convert to fraction form
    124,428,846.80/186,419,321.40 = 101,586,069.20/x
  3. Step 3: Cross multiply
    124,428,846.80x = 186,419,321.40 × 101,586,069.20
  4. Step 4: Simplify right side
    124,428,846.80x = 18,937,606,083,957,444
  5. Step 5: Solve for x
    x = 18,937,606,083,957,444/124,428,846.80
  6. Step 6: Final answer
    x = 152,196,267.75

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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.