Home / 220,829,244.30-304,731,921.33-121,709,691.27

Finding the Fourth Proportional to 220,829,244.30, 304,731,921.33 and 121,709,691.27

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Solution

The fourth proportional to 220,829,244.30, 304,731,921.33 and 121,709,691.27 is: 167,952,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,829,244.30 : 304,731,921.33 = 121,709,691.27 : x
  2. Step 2: Convert to fraction form
    220,829,244.30/304,731,921.33 = 121,709,691.27/x
  3. Step 3: Cross multiply
    220,829,244.30x = 304,731,921.33 × 121,709,691.27
  4. Step 4: Simplify right side
    220,829,244.30x = 37,088,828,065,188,224
  5. Step 5: Solve for x
    x = 37,088,828,065,188,224/220,829,244.30
  6. Step 6: Final answer
    x = 167,952,519.98

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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.