Home / 374,098,672.40-561,148,008.60-367,721,380.40

Finding the Fourth Proportional to 374,098,672.40, 561,148,008.60 and 367,721,380.40

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Solution

The fourth proportional to 374,098,672.40, 561,148,008.60 and 367,721,380.40 is: 551,582,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,098,672.40 : 561,148,008.60 = 367,721,380.40 : x
  2. Step 2: Convert to fraction form
    374,098,672.40/561,148,008.60 = 367,721,380.40/x
  3. Step 3: Cross multiply
    374,098,672.40x = 561,148,008.60 × 367,721,380.40
  4. Step 4: Simplify right side
    374,098,672.40x = 206,346,120,331,103,072
  5. Step 5: Solve for x
    x = 206,346,120,331,103,072/374,098,672.40
  6. Step 6: Final answer
    x = 551,582,070.60

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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.