Home / 1,053,625,784,215.30-1,580,132,074,014.80-408,087,432,017.33

Finding the Fourth Proportional to 1,053,625,784,215.30, 1,580,132,074,014.80 and 408,087,432,017.33

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Solution

The fourth proportional to 1,053,625,784,215.30, 1,580,132,074,014.80 and 408,087,432,017.33 is: 612,012,395,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,625,784,215.30 : 1,580,132,074,014.80 = 408,087,432,017.33 : x
  2. Step 2: Convert to fraction form
    1,053,625,784,215.30/1,580,132,074,014.80 = 408,087,432,017.33/x
  3. Step 3: Cross multiply
    1,053,625,784,215.30x = 1,580,132,074,014.80 × 408,087,432,017.33
  4. Step 4: Simplify right side
    1,053,625,784,215.30x = 644,832,040,332,917,435,531,264
  5. Step 5: Solve for x
    x = 644,832,040,332,917,435,531,264/1,053,625,784,215.30
  6. Step 6: Final answer
    x = 612,012,395,665.85

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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.