Home / 674,126,392.50-1,011,189,588.84-189,452,200.50

Finding the Fourth Proportional to 674,126,392.50, 1,011,189,588.84 and 189,452,200.50

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Solution

The fourth proportional to 674,126,392.50, 1,011,189,588.84 and 189,452,200.50 is: 284,178,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,126,392.50 : 1,011,189,588.84 = 189,452,200.50 : x
  2. Step 2: Convert to fraction form
    674,126,392.50/1,011,189,588.84 = 189,452,200.50/x
  3. Step 3: Cross multiply
    674,126,392.50x = 1,011,189,588.84 × 189,452,200.50
  4. Step 4: Simplify right side
    674,126,392.50x = 191,572,092,728,428,256
  5. Step 5: Solve for x
    x = 191,572,092,728,428,256/674,126,392.50
  6. Step 6: Final answer
    x = 284,178,300.78

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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.