Home / 220,748,300.34-304,639,554.50-126,679,654.53

Finding the Fourth Proportional to 220,748,300.34, 304,639,554.50 and 126,679,654.53

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Solution

The fourth proportional to 220,748,300.34, 304,639,554.50 and 126,679,654.53 is: 174,821,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,748,300.34 : 304,639,554.50 = 126,679,654.53 : x
  2. Step 2: Convert to fraction form
    220,748,300.34/304,639,554.50 = 126,679,654.53/x
  3. Step 3: Cross multiply
    220,748,300.34x = 304,639,554.50 × 126,679,654.53
  4. Step 4: Simplify right side
    220,748,300.34x = 38,591,633,520,233,104
  5. Step 5: Solve for x
    x = 38,591,633,520,233,104/220,748,300.34
  6. Step 6: Final answer
    x = 174,821,882.94

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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.