Home / 577,733,637.82-867,160,843.42-278,812,926.80

Finding the Fourth Proportional to 577,733,637.82, 867,160,843.42 and 278,812,926.80

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Solution

The fourth proportional to 577,733,637.82, 867,160,843.42 and 278,812,926.80 is: 418,489,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,733,637.82 : 867,160,843.42 = 278,812,926.80 : x
  2. Step 2: Convert to fraction form
    577,733,637.82/867,160,843.42 = 278,812,926.80/x
  3. Step 3: Cross multiply
    577,733,637.82x = 867,160,843.42 × 278,812,926.80
  4. Step 4: Simplify right side
    577,733,637.82x = 241,775,652,761,757,600
  5. Step 5: Solve for x
    x = 241,775,652,761,757,600/577,733,637.82
  6. Step 6: Final answer
    x = 418,489,831.53

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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.