Home / 209,952,754.20-314,929,131.30-88,784,206.20

Finding the Fourth Proportional to 209,952,754.20, 314,929,131.30 and 88,784,206.20

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Solution

The fourth proportional to 209,952,754.20, 314,929,131.30 and 88,784,206.20 is: 133,176,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,754.20 : 314,929,131.30 = 88,784,206.20 : x
  2. Step 2: Convert to fraction form
    209,952,754.20/314,929,131.30 = 88,784,206.20/x
  3. Step 3: Cross multiply
    209,952,754.20x = 314,929,131.30 × 88,784,206.20
  4. Step 4: Simplify right side
    209,952,754.20x = 27,960,732,931,726,076
  5. Step 5: Solve for x
    x = 27,960,732,931,726,076/209,952,754.20
  6. Step 6: Final answer
    x = 133,176,309.30

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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.