Home / 574,850,315.20-862,275,472.80-165,919,806.40

Finding the Fourth Proportional to 574,850,315.20, 862,275,472.80 and 165,919,806.40

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Solution

The fourth proportional to 574,850,315.20, 862,275,472.80 and 165,919,806.40 is: 248,879,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,850,315.20 : 862,275,472.80 = 165,919,806.40 : x
  2. Step 2: Convert to fraction form
    574,850,315.20/862,275,472.80 = 165,919,806.40/x
  3. Step 3: Cross multiply
    574,850,315.20x = 862,275,472.80 × 165,919,806.40
  4. Step 4: Simplify right side
    574,850,315.20x = 143,068,579,510,444,464
  5. Step 5: Solve for x
    x = 143,068,579,510,444,464/574,850,315.20
  6. Step 6: Final answer
    x = 248,879,709.60

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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.