Home / 1,738,155,372.40-2,607,233,058.60-819,825,324.40

Finding the Fourth Proportional to 1,738,155,372.40, 2,607,233,058.60 and 819,825,324.40

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Solution

The fourth proportional to 1,738,155,372.40, 2,607,233,058.60 and 819,825,324.40 is: 1,229,737,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,155,372.40 : 2,607,233,058.60 = 819,825,324.40 : x
  2. Step 2: Convert to fraction form
    1,738,155,372.40/2,607,233,058.60 = 819,825,324.40/x
  3. Step 3: Cross multiply
    1,738,155,372.40x = 2,607,233,058.60 × 819,825,324.40
  4. Step 4: Simplify right side
    1,738,155,372.40x = 2,137,475,688,053,149,184
  5. Step 5: Solve for x
    x = 2,137,475,688,053,149,184/1,738,155,372.40
  6. Step 6: Final answer
    x = 1,229,737,986.60

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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.