Home / 798,103,399.05-1,101,900,934.44-714,326,449.32

Finding the Fourth Proportional to 798,103,399.05, 1,101,900,934.44 and 714,326,449.32

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Solution

The fourth proportional to 798,103,399.05, 1,101,900,934.44 and 714,326,449.32 is: 986,234,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,103,399.05 : 1,101,900,934.44 = 714,326,449.32 : x
  2. Step 2: Convert to fraction form
    798,103,399.05/1,101,900,934.44 = 714,326,449.32/x
  3. Step 3: Cross multiply
    798,103,399.05x = 1,101,900,934.44 × 714,326,449.32
  4. Step 4: Simplify right side
    798,103,399.05x = 787,116,982,000,915,456
  5. Step 5: Solve for x
    x = 787,116,982,000,915,456/798,103,399.05
  6. Step 6: Final answer
    x = 986,234,343.74

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1.5x scale

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.