Home / 284,084,907.92-391,925,628.36-164,987,226.20

Finding the Fourth Proportional to 284,084,907.92, 391,925,628.36 and 164,987,226.20

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Solution

The fourth proportional to 284,084,907.92, 391,925,628.36 and 164,987,226.20 is: 227,617,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,084,907.92 : 391,925,628.36 = 164,987,226.20 : x
  2. Step 2: Convert to fraction form
    284,084,907.92/391,925,628.36 = 164,987,226.20/x
  3. Step 3: Cross multiply
    284,084,907.92x = 391,925,628.36 × 164,987,226.20
  4. Step 4: Simplify right side
    284,084,907.92x = 64,662,722,299,808,456
  5. Step 5: Solve for x
    x = 64,662,722,299,808,456/284,084,907.92
  6. Step 6: Final answer
    x = 227,617,590.72

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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.