Home / 661,472,917.35-992,209,375.55-246,982,108.20

Finding the Fourth Proportional to 661,472,917.35, 992,209,375.55 and 246,982,108.20

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Solution

The fourth proportional to 661,472,917.35, 992,209,375.55 and 246,982,108.20 is: 370,473,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,472,917.35 : 992,209,375.55 = 246,982,108.20 : x
  2. Step 2: Convert to fraction form
    661,472,917.35/992,209,375.55 = 246,982,108.20/x
  3. Step 3: Cross multiply
    661,472,917.35x = 992,209,375.55 × 246,982,108.20
  4. Step 4: Simplify right side
    661,472,917.35x = 245,057,963,349,144,512
  5. Step 5: Solve for x
    x = 245,057,963,349,144,512/661,472,917.35
  6. Step 6: Final answer
    x = 370,473,162.12

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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.