Home / 1,053,625,784,219.10-1,580,132,074,020.40-408,087,432,021.10

Finding the Fourth Proportional to 1,053,625,784,219.10, 1,580,132,074,020.40 and 408,087,432,021.10

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Solution

The fourth proportional to 1,053,625,784,219.10, 1,580,132,074,020.40 and 408,087,432,021.10 is: 612,012,395,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,625,784,219.10 : 1,580,132,074,020.40 = 408,087,432,021.10 : x
  2. Step 2: Convert to fraction form
    1,053,625,784,219.10/1,580,132,074,020.40 = 408,087,432,021.10/x
  3. Step 3: Cross multiply
    1,053,625,784,219.10x = 1,580,132,074,020.40 × 408,087,432,021.10
  4. Step 4: Simplify right side
    1,053,625,784,219.10x = 644,832,040,341,159,611,990,016
  5. Step 5: Solve for x
    x = 644,832,040,341,159,611,990,016/1,053,625,784,219.10
  6. Step 6: Final answer
    x = 612,012,395,671.47

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Double scale
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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.