Home / 1,679,652,078.90-2,519,478,118.35-1,189,876,053.30

Finding the Fourth Proportional to 1,679,652,078.90, 2,519,478,118.35 and 1,189,876,053.30

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Solution

The fourth proportional to 1,679,652,078.90, 2,519,478,118.35 and 1,189,876,053.30 is: 1,784,814,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,652,078.90 : 2,519,478,118.35 = 1,189,876,053.30 : x
  2. Step 2: Convert to fraction form
    1,679,652,078.90/2,519,478,118.35 = 1,189,876,053.30/x
  3. Step 3: Cross multiply
    1,679,652,078.90x = 2,519,478,118.35 × 1,189,876,053.30
  4. Step 4: Simplify right side
    1,679,652,078.90x = 2,997,866,679,838,008,320
  5. Step 5: Solve for x
    x = 2,997,866,679,838,008,320/1,679,652,078.90
  6. Step 6: Final answer
    x = 1,784,814,079.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.