Home / 526,852,227.27-789,972,011.46-199,353,039.62

Finding the Fourth Proportional to 526,852,227.27, 789,972,011.46 and 199,353,039.62

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Solution

The fourth proportional to 526,852,227.27, 789,972,011.46 and 199,353,039.62 is: 298,913,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,852,227.27 : 789,972,011.46 = 199,353,039.62 : x
  2. Step 2: Convert to fraction form
    526,852,227.27/789,972,011.46 = 199,353,039.62/x
  3. Step 3: Cross multiply
    526,852,227.27x = 789,972,011.46 × 199,353,039.62
  4. Step 4: Simplify right side
    526,852,227.27x = 157,483,321,699,276,480
  5. Step 5: Solve for x
    x = 157,483,321,699,276,480/526,852,227.27
  6. Step 6: Final answer
    x = 298,913,648.93

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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.