Home / 7,186,236,159.80-10,778,346,470.10-2,279,405,977.40

Finding the Fourth Proportional to 7,186,236,159.80, 10,778,346,470.10 and 2,279,405,977.40

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Solution

The fourth proportional to 7,186,236,159.80, 10,778,346,470.10 and 2,279,405,977.40 is: 3,418,789,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,236,159.80 : 10,778,346,470.10 = 2,279,405,977.40 : x
  2. Step 2: Convert to fraction form
    7,186,236,159.80/10,778,346,470.10 = 2,279,405,977.40/x
  3. Step 3: Cross multiply
    7,186,236,159.80x = 10,778,346,470.10 × 2,279,405,977.40
  4. Step 4: Simplify right side
    7,186,236,159.80x = 24,568,227,370,434,134,016
  5. Step 5: Solve for x
    x = 24,568,227,370,434,134,016/7,186,236,159.80
  6. Step 6: Final answer
    x = 3,418,789,311.14

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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.