Home / 275,944,722.16-380,801,967.25-156,867,320.69

Finding the Fourth Proportional to 275,944,722.16, 380,801,967.25 and 156,867,320.69

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Solution

The fourth proportional to 275,944,722.16, 380,801,967.25 and 156,867,320.69 is: 216,475,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,944,722.16 : 380,801,967.25 = 156,867,320.69 : x
  2. Step 2: Convert to fraction form
    275,944,722.16/380,801,967.25 = 156,867,320.69/x
  3. Step 3: Cross multiply
    275,944,722.16x = 380,801,967.25 × 156,867,320.69
  4. Step 4: Simplify right side
    275,944,722.16x = 59,735,384,315,988,624
  5. Step 5: Solve for x
    x = 59,735,384,315,988,624/275,944,722.16
  6. Step 6: Final answer
    x = 216,475,908.10

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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.