Home / 897,124,391.20-1,346,288,449.20-314,857,511.20

Finding the Fourth Proportional to 897,124,391.20, 1,346,288,449.20 and 314,857,511.20

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Solution

The fourth proportional to 897,124,391.20, 1,346,288,449.20 and 314,857,511.20 is: 472,497,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,124,391.20 : 1,346,288,449.20 = 314,857,511.20 : x
  2. Step 2: Convert to fraction form
    897,124,391.20/1,346,288,449.20 = 314,857,511.20/x
  3. Step 3: Cross multiply
    897,124,391.20x = 1,346,288,449.20 × 314,857,511.20
  4. Step 4: Simplify right side
    897,124,391.20x = 423,889,030,472,419,648
  5. Step 5: Solve for x
    x = 423,889,030,472,419,648/897,124,391.20
  6. Step 6: Final answer
    x = 472,497,498.26

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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.