Home / 1,594,262,080.80-2,391,393,121.20-978,850,778.40

Finding the Fourth Proportional to 1,594,262,080.80, 2,391,393,121.20 and 978,850,778.40

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Solution

The fourth proportional to 1,594,262,080.80, 2,391,393,121.20 and 978,850,778.40 is: 1,468,276,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,262,080.80 : 2,391,393,121.20 = 978,850,778.40 : x
  2. Step 2: Convert to fraction form
    1,594,262,080.80/2,391,393,121.20 = 978,850,778.40/x
  3. Step 3: Cross multiply
    1,594,262,080.80x = 2,391,393,121.20 × 978,850,778.40
  4. Step 4: Simplify right side
    1,594,262,080.80x = 2,340,817,018,147,025,408
  5. Step 5: Solve for x
    x = 2,340,817,018,147,025,408/1,594,262,080.80
  6. Step 6: Final answer
    x = 1,468,276,167.60

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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.