Home / 2,145,329,298.44-3,216,257,380.64-670,710,062.18

Finding the Fourth Proportional to 2,145,329,298.44, 3,216,257,380.64 and 670,710,062.18

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Solution

The fourth proportional to 2,145,329,298.44, 3,216,257,380.64 and 670,710,062.18 is: 1,005,522,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,329,298.44 : 3,216,257,380.64 = 670,710,062.18 : x
  2. Step 2: Convert to fraction form
    2,145,329,298.44/3,216,257,380.64 = 670,710,062.18/x
  3. Step 3: Cross multiply
    2,145,329,298.44x = 3,216,257,380.64 × 670,710,062.18
  4. Step 4: Simplify right side
    2,145,329,298.44x = 2,157,176,187,752,584,704
  5. Step 5: Solve for x
    x = 2,157,176,187,752,584,704/2,145,329,298.44
  6. Step 6: Final answer
    x = 1,005,522,177.56

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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.