Home / 124,221,379.20-186,192,100.80-59,556,163.20

Finding the Fourth Proportional to 124,221,379.20, 186,192,100.80 and 59,556,163.20

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Solution

The fourth proportional to 124,221,379.20, 186,192,100.80 and 59,556,163.20 is: 89,267,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,221,379.20 : 186,192,100.80 = 59,556,163.20 : x
  2. Step 2: Convert to fraction form
    124,221,379.20/186,192,100.80 = 59,556,163.20/x
  3. Step 3: Cross multiply
    124,221,379.20x = 186,192,100.80 × 59,556,163.20
  4. Step 4: Simplify right side
    124,221,379.20x = 11,088,887,141,795,652
  5. Step 5: Solve for x
    x = 11,088,887,141,795,652/124,221,379.20
  6. Step 6: Final answer
    x = 89,267,139.14

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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.