Home / 230,642,446.04-318,286,367.80-130,192,031.40

Finding the Fourth Proportional to 230,642,446.04, 318,286,367.80 and 130,192,031.40

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Solution

The fourth proportional to 230,642,446.04, 318,286,367.80 and 130,192,031.40 is: 179,664,886.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,642,446.04 : 318,286,367.80 = 130,192,031.40 : x
  2. Step 2: Convert to fraction form
    230,642,446.04/318,286,367.80 = 130,192,031.40/x
  3. Step 3: Cross multiply
    230,642,446.04x = 318,286,367.80 × 130,192,031.40
  4. Step 4: Simplify right side
    230,642,446.04x = 41,438,348,790,809,552
  5. Step 5: Solve for x
    x = 41,438,348,790,809,552/230,642,446.04
  6. Step 6: Final answer
    x = 179,664,886.07

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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.