Home / 100,818,870.35-151,255,216.62-36,129,214.62

Finding the Fourth Proportional to 100,818,870.35, 151,255,216.62 and 36,129,214.62

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Solution

The fourth proportional to 100,818,870.35, 151,255,216.62 and 36,129,214.62 is: 54,203,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,818,870.35 : 151,255,216.62 = 36,129,214.62 : x
  2. Step 2: Convert to fraction form
    100,818,870.35/151,255,216.62 = 36,129,214.62/x
  3. Step 3: Cross multiply
    100,818,870.35x = 151,255,216.62 × 36,129,214.62
  4. Step 4: Simplify right side
    100,818,870.35x = 5,464,732,183,658,571
  5. Step 5: Solve for x
    x = 5,464,732,183,658,571/100,818,870.35
  6. Step 6: Final answer
    x = 54,203,465.73

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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.