Home / 133,510,144.20-200,300,645.70-47,239,555.20

Finding the Fourth Proportional to 133,510,144.20, 200,300,645.70 and 47,239,555.20

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Solution

The fourth proportional to 133,510,144.20, 200,300,645.70 and 47,239,555.20 is: 70,871,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,510,144.20 : 200,300,645.70 = 47,239,555.20 : x
  2. Step 2: Convert to fraction form
    133,510,144.20/200,300,645.70 = 47,239,555.20/x
  3. Step 3: Cross multiply
    133,510,144.20x = 200,300,645.70 × 47,239,555.20
  4. Step 4: Simplify right side
    133,510,144.20x = 9,462,113,409,140,792
  5. Step 5: Solve for x
    x = 9,462,113,409,140,792/133,510,144.20
  6. Step 6: Final answer
    x = 70,871,868.69

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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.