Home / 587,186,228.70-880,751,349.45-198,970,983.90

Finding the Fourth Proportional to 587,186,228.70, 880,751,349.45 and 198,970,983.90

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Solution

The fourth proportional to 587,186,228.70, 880,751,349.45 and 198,970,983.90 is: 298,446,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,186,228.70 : 880,751,349.45 = 198,970,983.90 : x
  2. Step 2: Convert to fraction form
    587,186,228.70/880,751,349.45 = 198,970,983.90/x
  3. Step 3: Cross multiply
    587,186,228.70x = 880,751,349.45 × 198,970,983.90
  4. Step 4: Simplify right side
    587,186,228.70x = 175,243,962,571,319,232
  5. Step 5: Solve for x
    x = 175,243,962,571,319,232/587,186,228.70
  6. Step 6: Final answer
    x = 298,446,990.08

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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.