Home / 117,956,331.20-176,934,496.80-97,800,939.20

Finding the Fourth Proportional to 117,956,331.20, 176,934,496.80 and 97,800,939.20

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Solution

The fourth proportional to 117,956,331.20, 176,934,496.80 and 97,800,939.20 is: 146,701,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,956,331.20 : 176,934,496.80 = 97,800,939.20 : x
  2. Step 2: Convert to fraction form
    117,956,331.20/176,934,496.80 = 97,800,939.20/x
  3. Step 3: Cross multiply
    117,956,331.20x = 176,934,496.80 × 97,800,939.20
  4. Step 4: Simplify right side
    117,956,331.20x = 17,304,359,963,919,396
  5. Step 5: Solve for x
    x = 17,304,359,963,919,396/117,956,331.20
  6. Step 6: Final answer
    x = 146,701,408.80

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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.