Home / 199,552,648.20-299,328,972.30-165,960,328.20

Finding the Fourth Proportional to 199,552,648.20, 299,328,972.30 and 165,960,328.20

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Solution

The fourth proportional to 199,552,648.20, 299,328,972.30 and 165,960,328.20 is: 248,940,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,552,648.20 : 299,328,972.30 = 165,960,328.20 : x
  2. Step 2: Convert to fraction form
    199,552,648.20/299,328,972.30 = 165,960,328.20/x
  3. Step 3: Cross multiply
    199,552,648.20x = 299,328,972.30 × 165,960,328.20
  4. Step 4: Simplify right side
    199,552,648.20x = 49,676,734,482,676,704
  5. Step 5: Solve for x
    x = 49,676,734,482,676,704/199,552,648.20
  6. Step 6: Final answer
    x = 248,940,492.30

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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.