Home / 186,109,727.80-279,164,591.70-47,935,067.80

Finding the Fourth Proportional to 186,109,727.80, 279,164,591.70 and 47,935,067.80

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Solution

The fourth proportional to 186,109,727.80, 279,164,591.70 and 47,935,067.80 is: 71,902,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,109,727.80 : 279,164,591.70 = 47,935,067.80 : x
  2. Step 2: Convert to fraction form
    186,109,727.80/279,164,591.70 = 47,935,067.80/x
  3. Step 3: Cross multiply
    186,109,727.80x = 279,164,591.70 × 47,935,067.80
  4. Step 4: Simplify right side
    186,109,727.80x = 13,381,773,630,498,816
  5. Step 5: Solve for x
    x = 13,381,773,630,498,816/186,109,727.80
  6. Step 6: Final answer
    x = 71,902,601.70

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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.