Home / 469,177,728.80-704,102,516.40-196,744,013.60

Finding the Fourth Proportional to 469,177,728.80, 704,102,516.40 and 196,744,013.60

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Solution

The fourth proportional to 469,177,728.80, 704,102,516.40 and 196,744,013.60 is: 295,256,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,177,728.80 : 704,102,516.40 = 196,744,013.60 : x
  2. Step 2: Convert to fraction form
    469,177,728.80/704,102,516.40 = 196,744,013.60/x
  3. Step 3: Cross multiply
    469,177,728.80x = 704,102,516.40 × 196,744,013.60
  4. Step 4: Simplify right side
    469,177,728.80x = 138,527,955,062,395,808
  5. Step 5: Solve for x
    x = 138,527,955,062,395,808/469,177,728.80
  6. Step 6: Final answer
    x = 295,256,885.74

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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.