Home / 147,219,620.80-220,839,928.80-44,983,494.40

Finding the Fourth Proportional to 147,219,620.80, 220,839,928.80 and 44,983,494.40

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Solution

The fourth proportional to 147,219,620.80, 220,839,928.80 and 44,983,494.40 is: 67,478,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,219,620.80 : 220,839,928.80 = 44,983,494.40 : x
  2. Step 2: Convert to fraction form
    147,219,620.80/220,839,928.80 = 44,983,494.40/x
  3. Step 3: Cross multiply
    147,219,620.80x = 220,839,928.80 × 44,983,494.40
  4. Step 4: Simplify right side
    147,219,620.80x = 9,934,151,700,471,198
  5. Step 5: Solve for x
    x = 9,934,151,700,471,198/147,219,620.80
  6. Step 6: Final answer
    x = 67,478,449.18

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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.