Home / 374,098,672.90-561,148,009.35-367,721,380.90

Finding the Fourth Proportional to 374,098,672.90, 561,148,009.35 and 367,721,380.90

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Solution

The fourth proportional to 374,098,672.90, 561,148,009.35 and 367,721,380.90 is: 551,582,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,098,672.90 : 561,148,009.35 = 367,721,380.90 : x
  2. Step 2: Convert to fraction form
    374,098,672.90/561,148,009.35 = 367,721,380.90/x
  3. Step 3: Cross multiply
    374,098,672.90x = 561,148,009.35 × 367,721,380.90
  4. Step 4: Simplify right side
    374,098,672.90x = 206,346,120,887,468,096
  5. Step 5: Solve for x
    x = 206,346,120,887,468,096/374,098,672.90
  6. Step 6: Final answer
    x = 551,582,071.35

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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.