Home / 209,952,917.10-314,929,375.65-158,934,581.10

Finding the Fourth Proportional to 209,952,917.10, 314,929,375.65 and 158,934,581.10

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Solution

The fourth proportional to 209,952,917.10, 314,929,375.65 and 158,934,581.10 is: 238,401,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,917.10 : 314,929,375.65 = 158,934,581.10 : x
  2. Step 2: Convert to fraction form
    209,952,917.10/314,929,375.65 = 158,934,581.10/x
  3. Step 3: Cross multiply
    209,952,917.10x = 314,929,375.65 × 158,934,581.10
  4. Step 4: Simplify right side
    209,952,917.10x = 50,053,168,395,017,288
  5. Step 5: Solve for x
    x = 50,053,168,395,017,288/209,952,917.10
  6. Step 6: Final answer
    x = 238,401,871.65

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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.