Home / 1,976,309,212.40-2,964,470,747.29-502,449,180.21

Finding the Fourth Proportional to 1,976,309,212.40, 2,964,470,747.29 and 502,449,180.21

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Solution

The fourth proportional to 1,976,309,212.40, 2,964,470,747.29 and 502,449,180.21 is: 753,675,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,309,212.40 : 2,964,470,747.29 = 502,449,180.21 : x
  2. Step 2: Convert to fraction form
    1,976,309,212.40/2,964,470,747.29 = 502,449,180.21/x
  3. Step 3: Cross multiply
    1,976,309,212.40x = 2,964,470,747.29 × 502,449,180.21
  4. Step 4: Simplify right side
    1,976,309,212.40x = 1,489,495,896,732,386,560
  5. Step 5: Solve for x
    x = 1,489,495,896,732,386,560/1,976,309,212.40
  6. Step 6: Final answer
    x = 753,675,531.84

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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.