Home / 1,707,922,915.20-2,561,884,372.80-1,018,608,508.80

Finding the Fourth Proportional to 1,707,922,915.20, 2,561,884,372.80 and 1,018,608,508.80

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Solution

The fourth proportional to 1,707,922,915.20, 2,561,884,372.80 and 1,018,608,508.80 is: 1,527,912,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,922,915.20 : 2,561,884,372.80 = 1,018,608,508.80 : x
  2. Step 2: Convert to fraction form
    1,707,922,915.20/2,561,884,372.80 = 1,018,608,508.80/x
  3. Step 3: Cross multiply
    1,707,922,915.20x = 2,561,884,372.80 × 1,018,608,508.80
  4. Step 4: Simplify right side
    1,707,922,915.20x = 2,609,557,220,695,831,552
  5. Step 5: Solve for x
    x = 2,609,557,220,695,831,552/1,707,922,915.20
  6. Step 6: Final answer
    x = 1,527,912,763.20

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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.