Home / 374,098,659.40-561,147,989.10-367,721,367.40

Finding the Fourth Proportional to 374,098,659.40, 561,147,989.10 and 367,721,367.40

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Solution

The fourth proportional to 374,098,659.40, 561,147,989.10 and 367,721,367.40 is: 551,582,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,098,659.40 : 561,147,989.10 = 367,721,367.40 : x
  2. Step 2: Convert to fraction form
    374,098,659.40/561,147,989.10 = 367,721,367.40/x
  3. Step 3: Cross multiply
    374,098,659.40x = 561,147,989.10 × 367,721,367.40
  4. Step 4: Simplify right side
    374,098,659.40x = 206,346,105,865,612,288
  5. Step 5: Solve for x
    x = 206,346,105,865,612,288/374,098,659.40
  6. Step 6: Final answer
    x = 551,582,051.10

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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.