Home / 659,680,873.70-988,891,454.55-245,046,668.90

Finding the Fourth Proportional to 659,680,873.70, 988,891,454.55 and 245,046,668.90

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Solution

The fourth proportional to 659,680,873.70, 988,891,454.55 and 245,046,668.90 is: 367,336,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,680,873.70 : 988,891,454.55 = 245,046,668.90 : x
  2. Step 2: Convert to fraction form
    659,680,873.70/988,891,454.55 = 245,046,668.90/x
  3. Step 3: Cross multiply
    659,680,873.70x = 988,891,454.55 × 245,046,668.90
  4. Step 4: Simplify right side
    659,680,873.70x = 242,324,556,841,153,248
  5. Step 5: Solve for x
    x = 242,324,556,841,153,248/659,680,873.70
  6. Step 6: Final answer
    x = 367,336,035.50

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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.