Home / 807,764,886.53-1,209,162,229.44-527,041,335.36

Finding the Fourth Proportional to 807,764,886.53, 1,209,162,229.44 and 527,041,335.36

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Solution

The fourth proportional to 807,764,886.53, 1,209,162,229.44 and 527,041,335.36 is: 788,940,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,764,886.53 : 1,209,162,229.44 = 527,041,335.36 : x
  2. Step 2: Convert to fraction form
    807,764,886.53/1,209,162,229.44 = 527,041,335.36/x
  3. Step 3: Cross multiply
    807,764,886.53x = 1,209,162,229.44 × 527,041,335.36
  4. Step 4: Simplify right side
    807,764,886.53x = 637,278,476,070,932,352
  5. Step 5: Solve for x
    x = 637,278,476,070,932,352/807,764,886.53
  6. Step 6: Final answer
    x = 788,940,552.75

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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.