Home / 18,869,959,260.04-28,304,752,360.92-8,645,189,304.49

Finding the Fourth Proportional to 18,869,959,260.04, 28,304,752,360.92 and 8,645,189,304.49

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Solution

The fourth proportional to 18,869,959,260.04, 28,304,752,360.92 and 8,645,189,304.49 is: 12,967,698,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,869,959,260.04 : 28,304,752,360.92 = 8,645,189,304.49 : x
  2. Step 2: Convert to fraction form
    18,869,959,260.04/28,304,752,360.92 = 8,645,189,304.49/x
  3. Step 3: Cross multiply
    18,869,959,260.04x = 28,304,752,360.92 × 8,645,189,304.49
  4. Step 4: Simplify right side
    18,869,959,260.04x = 244,699,942,376,863,825,920
  5. Step 5: Solve for x
    x = 244,699,942,376,863,825,920/18,869,959,260.04
  6. Step 6: Final answer
    x = 12,967,698,499.22

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1.5x scale

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.