Home / 3,012,436,139.80-4,518,654,209.70-2,685,281,060.20

Finding the Fourth Proportional to 3,012,436,139.80, 4,518,654,209.70 and 2,685,281,060.20

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Solution

The fourth proportional to 3,012,436,139.80, 4,518,654,209.70 and 2,685,281,060.20 is: 4,027,921,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,436,139.80 : 4,518,654,209.70 = 2,685,281,060.20 : x
  2. Step 2: Convert to fraction form
    3,012,436,139.80/4,518,654,209.70 = 2,685,281,060.20/x
  3. Step 3: Cross multiply
    3,012,436,139.80x = 4,518,654,209.70 × 2,685,281,060.20
  4. Step 4: Simplify right side
    3,012,436,139.80x = 12,133,856,566,900,408,320
  5. Step 5: Solve for x
    x = 12,133,856,566,900,408,320/3,012,436,139.80
  6. Step 6: Final answer
    x = 4,027,921,590.30

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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.