Home / 385,546,992,024.20-578,320,488,036.30-137,304,226,200.20

Finding the Fourth Proportional to 385,546,992,024.20, 578,320,488,036.30 and 137,304,226,200.20

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Solution

The fourth proportional to 385,546,992,024.20, 578,320,488,036.30 and 137,304,226,200.20 is: 205,956,339,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,546,992,024.20 : 578,320,488,036.30 = 137,304,226,200.20 : x
  2. Step 2: Convert to fraction form
    385,546,992,024.20/578,320,488,036.30 = 137,304,226,200.20/x
  3. Step 3: Cross multiply
    385,546,992,024.20x = 578,320,488,036.30 × 137,304,226,200.20
  4. Step 4: Simplify right side
    385,546,992,024.20x = 79,405,847,105,546,198,450,176
  5. Step 5: Solve for x
    x = 79,405,847,105,546,198,450,176/385,546,992,024.20
  6. Step 6: Final answer
    x = 205,956,339,300.30

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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.