Home / 2,488,339,697.80-3,730,717,956.30-1,398,156,939.40

Finding the Fourth Proportional to 2,488,339,697.80, 3,730,717,956.30 and 1,398,156,939.40

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Solution

The fourth proportional to 2,488,339,697.80, 3,730,717,956.30 and 1,398,156,939.40 is: 2,096,228,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,339,697.80 : 3,730,717,956.30 = 1,398,156,939.40 : x
  2. Step 2: Convert to fraction form
    2,488,339,697.80/3,730,717,956.30 = 1,398,156,939.40/x
  3. Step 3: Cross multiply
    2,488,339,697.80x = 3,730,717,956.30 × 1,398,156,939.40
  4. Step 4: Simplify right side
    2,488,339,697.80x = 5,216,129,199,545,031,680
  5. Step 5: Solve for x
    x = 5,216,129,199,545,031,680/2,488,339,697.80
  6. Step 6: Final answer
    x = 2,096,228,744.07

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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.