Home / 1,376,995,120-2,065,897,924.52-444,300,470.88

Finding the Fourth Proportional to 1,376,995,120, 2,065,897,924.52 and 444,300,470.88

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Solution

The fourth proportional to 1,376,995,120, 2,065,897,924.52 and 444,300,470.88 is: 666,581,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,995,120 : 2,065,897,924.52 = 444,300,470.88 : x
  2. Step 2: Convert to fraction form
    1,376,995,120/2,065,897,924.52 = 444,300,470.88/x
  3. Step 3: Cross multiply
    1,376,995,120x = 2,065,897,924.52 × 444,300,470.88
  4. Step 4: Simplify right side
    1,376,995,120x = 917,879,420,654,250,624
  5. Step 5: Solve for x
    x = 917,879,420,654,250,624/1,376,995,120
  6. Step 6: Final answer
    x = 666,581,462.29

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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.