Home / 367,432,997.70-550,393,669.35-252,547,263.30

Finding the Fourth Proportional to 367,432,997.70, 550,393,669.35 and 252,547,263.30

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Solution

The fourth proportional to 367,432,997.70, 550,393,669.35 and 252,547,263.30 is: 378,301,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,432,997.70 : 550,393,669.35 = 252,547,263.30 : x
  2. Step 2: Convert to fraction form
    367,432,997.70/550,393,669.35 = 252,547,263.30/x
  3. Step 3: Cross multiply
    367,432,997.70x = 550,393,669.35 × 252,547,263.30
  4. Step 4: Simplify right side
    367,432,997.70x = 139,000,414,931,987,600
  5. Step 5: Solve for x
    x = 139,000,414,931,987,600/367,432,997.70
  6. Step 6: Final answer
    x = 378,301,393.18

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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.