Home / 100,036,759.76-150,052,340.28-31,883,541.20

Finding the Fourth Proportional to 100,036,759.76, 150,052,340.28 and 31,883,541.20

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Solution

The fourth proportional to 100,036,759.76, 150,052,340.28 and 31,883,541.20 is: 47,824,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,036,759.76 : 150,052,340.28 = 31,883,541.20 : x
  2. Step 2: Convert to fraction form
    100,036,759.76/150,052,340.28 = 31,883,541.20/x
  3. Step 3: Cross multiply
    100,036,759.76x = 150,052,340.28 × 31,883,541.20
  4. Step 4: Simplify right side
    100,036,759.76x = 4,784,199,973,473,799
  5. Step 5: Solve for x
    x = 4,784,199,973,473,799/100,036,759.76
  6. Step 6: Final answer
    x = 47,824,419.59

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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.