Home / 269,881,891.20-404,822,836.80-65,409,966.72

Finding the Fourth Proportional to 269,881,891.20, 404,822,836.80 and 65,409,966.72

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Solution

The fourth proportional to 269,881,891.20, 404,822,836.80 and 65,409,966.72 is: 98,114,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,881,891.20 : 404,822,836.80 = 65,409,966.72 : x
  2. Step 2: Convert to fraction form
    269,881,891.20/404,822,836.80 = 65,409,966.72/x
  3. Step 3: Cross multiply
    269,881,891.20x = 404,822,836.80 × 65,409,966.72
  4. Step 4: Simplify right side
    269,881,891.20x = 26,479,448,282,583,992
  5. Step 5: Solve for x
    x = 26,479,448,282,583,992/269,881,891.20
  6. Step 6: Final answer
    x = 98,114,950.08

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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.