Home / 131,230,382.90-196,844,858.31-53,506,981.94

Finding the Fourth Proportional to 131,230,382.90, 196,844,858.31 and 53,506,981.94

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Solution

The fourth proportional to 131,230,382.90, 196,844,858.31 and 53,506,981.94 is: 80,260,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,230,382.90 : 196,844,858.31 = 53,506,981.94 : x
  2. Step 2: Convert to fraction form
    131,230,382.90/196,844,858.31 = 53,506,981.94/x
  3. Step 3: Cross multiply
    131,230,382.90x = 196,844,858.31 × 53,506,981.94
  4. Step 4: Simplify right side
    131,230,382.90x = 10,532,574,278,575,028
  5. Step 5: Solve for x
    x = 10,532,574,278,575,028/131,230,382.90
  6. Step 6: Final answer
    x = 80,260,180.96

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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.