Home / 886,465,366.30-1,329,698,049.45-272,969,875.90

Finding the Fourth Proportional to 886,465,366.30, 1,329,698,049.45 and 272,969,875.90

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Solution

The fourth proportional to 886,465,366.30, 1,329,698,049.45 and 272,969,875.90 is: 409,454,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,465,366.30 : 1,329,698,049.45 = 272,969,875.90 : x
  2. Step 2: Convert to fraction form
    886,465,366.30/1,329,698,049.45 = 272,969,875.90/x
  3. Step 3: Cross multiply
    886,465,366.30x = 1,329,698,049.45 × 272,969,875.90
  4. Step 4: Simplify right side
    886,465,366.30x = 362,967,511,542,838,528
  5. Step 5: Solve for x
    x = 362,967,511,542,838,528/886,465,366.30
  6. Step 6: Final answer
    x = 409,454,813.85

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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.