Home / 221,434,209.40-332,151,314.10-92,134,614.10

Finding the Fourth Proportional to 221,434,209.40, 332,151,314.10 and 92,134,614.10

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Solution

The fourth proportional to 221,434,209.40, 332,151,314.10 and 92,134,614.10 is: 138,201,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,209.40 : 332,151,314.10 = 92,134,614.10 : x
  2. Step 2: Convert to fraction form
    221,434,209.40/332,151,314.10 = 92,134,614.10/x
  3. Step 3: Cross multiply
    221,434,209.40x = 332,151,314.10 × 92,134,614.10
  4. Step 4: Simplify right side
    221,434,209.40x = 30,602,633,147,411,388
  5. Step 5: Solve for x
    x = 30,602,633,147,411,388/221,434,209.40
  6. Step 6: Final answer
    x = 138,201,921.15

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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.