Home / 99,100,357.20-148,650,535.80-91,447,606.80

Finding the Fourth Proportional to 99,100,357.20, 148,650,535.80 and 91,447,606.80

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Solution

The fourth proportional to 99,100,357.20, 148,650,535.80 and 91,447,606.80 is: 137,171,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,100,357.20 : 148,650,535.80 = 91,447,606.80 : x
  2. Step 2: Convert to fraction form
    99,100,357.20/148,650,535.80 = 91,447,606.80/x
  3. Step 3: Cross multiply
    99,100,357.20x = 148,650,535.80 × 91,447,606.80
  4. Step 4: Simplify right side
    99,100,357.20x = 13,593,735,748,447,724
  5. Step 5: Solve for x
    x = 13,593,735,748,447,724/99,100,357.20
  6. Step 6: Final answer
    x = 137,171,410.20

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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.