Home / 5,176,059,675.28-7,143,282,456.12-2,855,952,915.52

Finding the Fourth Proportional to 5,176,059,675.28, 7,143,282,456.12 and 2,855,952,915.52

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Solution

The fourth proportional to 5,176,059,675.28, 7,143,282,456.12 and 2,855,952,915.52 is: 3,941,391,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,059,675.28 : 7,143,282,456.12 = 2,855,952,915.52 : x
  2. Step 2: Convert to fraction form
    5,176,059,675.28/7,143,282,456.12 = 2,855,952,915.52/x
  3. Step 3: Cross multiply
    5,176,059,675.28x = 7,143,282,456.12 × 2,855,952,915.52
  4. Step 4: Simplify right side
    5,176,059,675.28x = 20,400,878,356,938,780,672
  5. Step 5: Solve for x
    x = 20,400,878,356,938,780,672/5,176,059,675.28
  6. Step 6: Final answer
    x = 3,941,391,644.76

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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.