Home / 3,149,304,474.60-4,723,956,711.90-1,909,558,909.80

Finding the Fourth Proportional to 3,149,304,474.60, 4,723,956,711.90 and 1,909,558,909.80

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Solution

The fourth proportional to 3,149,304,474.60, 4,723,956,711.90 and 1,909,558,909.80 is: 2,864,338,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,304,474.60 : 4,723,956,711.90 = 1,909,558,909.80 : x
  2. Step 2: Convert to fraction form
    3,149,304,474.60/4,723,956,711.90 = 1,909,558,909.80/x
  3. Step 3: Cross multiply
    3,149,304,474.60x = 4,723,956,711.90 × 1,909,558,909.80
  4. Step 4: Simplify right side
    3,149,304,474.60x = 9,020,673,628,718,155,776
  5. Step 5: Solve for x
    x = 9,020,673,628,718,155,776/3,149,304,474.60
  6. Step 6: Final answer
    x = 2,864,338,364.70

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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.