Home / 1,890,160,609.20-2,834,390,608.20-725,241,937.20

Finding the Fourth Proportional to 1,890,160,609.20, 2,834,390,608.20 and 725,241,937.20

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Solution

The fourth proportional to 1,890,160,609.20, 2,834,390,608.20 and 725,241,937.20 is: 1,087,536,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,160,609.20 : 2,834,390,608.20 = 725,241,937.20 : x
  2. Step 2: Convert to fraction form
    1,890,160,609.20/2,834,390,608.20 = 725,241,937.20/x
  3. Step 3: Cross multiply
    1,890,160,609.20x = 2,834,390,608.20 × 725,241,937.20
  4. Step 4: Simplify right side
    1,890,160,609.20x = 2,055,618,935,472,454,144
  5. Step 5: Solve for x
    x = 2,055,618,935,472,454,144/1,890,160,609.20
  6. Step 6: Final answer
    x = 1,087,536,649.25

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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.