Home / 659,178,052.20-988,767,078.30-199,068,244.20

Finding the Fourth Proportional to 659,178,052.20, 988,767,078.30 and 199,068,244.20

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Solution

The fourth proportional to 659,178,052.20, 988,767,078.30 and 199,068,244.20 is: 298,602,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,178,052.20 : 988,767,078.30 = 199,068,244.20 : x
  2. Step 2: Convert to fraction form
    659,178,052.20/988,767,078.30 = 199,068,244.20/x
  3. Step 3: Cross multiply
    659,178,052.20x = 988,767,078.30 × 199,068,244.20
  4. Step 4: Simplify right side
    659,178,052.20x = 196,832,126,199,944,896
  5. Step 5: Solve for x
    x = 196,832,126,199,944,896/659,178,052.20
  6. Step 6: Final answer
    x = 298,602,366.30

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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.