Home / 2,814,538,637.76-4,221,805,153.44-1,928,350,841.28

Finding the Fourth Proportional to 2,814,538,637.76, 4,221,805,153.44 and 1,928,350,841.28

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Solution

The fourth proportional to 2,814,538,637.76, 4,221,805,153.44 and 1,928,350,841.28 is: 2,892,524,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,538,637.76 : 4,221,805,153.44 = 1,928,350,841.28 : x
  2. Step 2: Convert to fraction form
    2,814,538,637.76/4,221,805,153.44 = 1,928,350,841.28/x
  3. Step 3: Cross multiply
    2,814,538,637.76x = 4,221,805,153.44 × 1,928,350,841.28
  4. Step 4: Simplify right side
    2,814,538,637.76x = 8,141,121,519,356,263,424
  5. Step 5: Solve for x
    x = 8,141,121,519,356,263,424/2,814,538,637.76
  6. Step 6: Final answer
    x = 2,892,524,341.34

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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.