Home / 99,317,548.80-148,976,323.20-27,513,964.80

Finding the Fourth Proportional to 99,317,548.80, 148,976,323.20 and 27,513,964.80

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Solution

The fourth proportional to 99,317,548.80, 148,976,323.20 and 27,513,964.80 is: 41,270,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,317,548.80 : 148,976,323.20 = 27,513,964.80 : x
  2. Step 2: Convert to fraction form
    99,317,548.80/148,976,323.20 = 27,513,964.80/x
  3. Step 3: Cross multiply
    99,317,548.80x = 148,976,323.20 × 27,513,964.80
  4. Step 4: Simplify right side
    99,317,548.80x = 4,098,929,312,558,223
  5. Step 5: Solve for x
    x = 4,098,929,312,558,223/99,317,548.80
  6. Step 6: Final answer
    x = 41,270,947.20

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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.