Home / 124,668,281.40-187,002,422.10-101,993,465.40

Finding the Fourth Proportional to 124,668,281.40, 187,002,422.10 and 101,993,465.40

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Solution

The fourth proportional to 124,668,281.40, 187,002,422.10 and 101,993,465.40 is: 152,990,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,668,281.40 : 187,002,422.10 = 101,993,465.40 : x
  2. Step 2: Convert to fraction form
    124,668,281.40/187,002,422.10 = 101,993,465.40/x
  3. Step 3: Cross multiply
    124,668,281.40x = 187,002,422.10 × 101,993,465.40
  4. Step 4: Simplify right side
    124,668,281.40x = 19,073,025,068,172,544
  5. Step 5: Solve for x
    x = 19,073,025,068,172,544/124,668,281.40
  6. Step 6: Final answer
    x = 152,990,198.10

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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.