Home / 100,634,849.28-150,951,444.48-28,831,334.40

Finding the Fourth Proportional to 100,634,849.28, 150,951,444.48 and 28,831,334.40

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Solution

The fourth proportional to 100,634,849.28, 150,951,444.48 and 28,831,334.40 is: 43,246,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,634,849.28 : 150,951,444.48 = 28,831,334.40 : x
  2. Step 2: Convert to fraction form
    100,634,849.28/150,951,444.48 = 28,831,334.40/x
  3. Step 3: Cross multiply
    100,634,849.28x = 150,951,444.48 × 28,831,334.40
  4. Step 4: Simplify right side
    100,634,849.28x = 4,352,131,573,965,913.50
  5. Step 5: Solve for x
    x = 4,352,131,573,965,913.50/100,634,849.28
  6. Step 6: Final answer
    x = 43,246,763.97

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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.