Home / 652,204,151.28-978,919,161.12-341,534,754.72

Finding the Fourth Proportional to 652,204,151.28, 978,919,161.12 and 341,534,754.72

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Solution

The fourth proportional to 652,204,151.28, 978,919,161.12 and 341,534,754.72 is: 512,623,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,204,151.28 : 978,919,161.12 = 341,534,754.72 : x
  2. Step 2: Convert to fraction form
    652,204,151.28/978,919,161.12 = 341,534,754.72/x
  3. Step 3: Cross multiply
    652,204,151.28x = 978,919,161.12 × 341,534,754.72
  4. Step 4: Simplify right side
    652,204,151.28x = 334,334,915,583,827,392
  5. Step 5: Solve for x
    x = 334,334,915,583,827,392/652,204,151.28
  6. Step 6: Final answer
    x = 512,623,102.64

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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.