Home / 55,343,811.20-83,015,716.80-29,834,643.20

Finding the Fourth Proportional to 55,343,811.20, 83,015,716.80 and 29,834,643.20

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Solution

The fourth proportional to 55,343,811.20, 83,015,716.80 and 29,834,643.20 is: 44,751,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,343,811.20 : 83,015,716.80 = 29,834,643.20 : x
  2. Step 2: Convert to fraction form
    55,343,811.20/83,015,716.80 = 29,834,643.20/x
  3. Step 3: Cross multiply
    55,343,811.20x = 83,015,716.80 × 29,834,643.20
  4. Step 4: Simplify right side
    55,343,811.20x = 2,476,744,290,720,245.50
  5. Step 5: Solve for x
    x = 2,476,744,290,720,245.50/55,343,811.20
  6. Step 6: Final answer
    x = 44,751,964.80

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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.