Home / 130,278,011,034.95-195,305,096,198.98-45,276,762,084.65

Finding the Fourth Proportional to 130,278,011,034.95, 195,305,096,198.98 and 45,276,762,084.65

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Solution

The fourth proportional to 130,278,011,034.95, 195,305,096,198.98 and 45,276,762,084.65 is: 67,876,246,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,278,011,034.95 : 195,305,096,198.98 = 45,276,762,084.65 : x
  2. Step 2: Convert to fraction form
    130,278,011,034.95/195,305,096,198.98 = 45,276,762,084.65/x
  3. Step 3: Cross multiply
    130,278,011,034.95x = 195,305,096,198.98 × 45,276,762,084.65
  4. Step 4: Simplify right side
    130,278,011,034.95x = 8,842,782,374,520,899,502,080
  5. Step 5: Solve for x
    x = 8,842,782,374,520,899,502,080/130,278,011,034.95
  6. Step 6: Final answer
    x = 67,876,246,377.05

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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.