Home / 1,587,202,575.15-2,188,306,264.34-1,300,036,197.18

Finding the Fourth Proportional to 1,587,202,575.15, 2,188,306,264.34 and 1,300,036,197.18

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Solution

The fourth proportional to 1,587,202,575.15, 2,188,306,264.34 and 1,300,036,197.18 is: 1,792,384,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,202,575.15 : 2,188,306,264.34 = 1,300,036,197.18 : x
  2. Step 2: Convert to fraction form
    1,587,202,575.15/2,188,306,264.34 = 1,300,036,197.18/x
  3. Step 3: Cross multiply
    1,587,202,575.15x = 2,188,306,264.34 × 1,300,036,197.18
  4. Step 4: Simplify right side
    1,587,202,575.15x = 2,844,877,354,149,558,272
  5. Step 5: Solve for x
    x = 2,844,877,354,149,558,272/1,587,202,575.15
  6. Step 6: Final answer
    x = 1,792,384,537.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.