Home / 374,098,671.90-561,148,007.85-367,721,379.90

Finding the Fourth Proportional to 374,098,671.90, 561,148,007.85 and 367,721,379.90

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Solution

The fourth proportional to 374,098,671.90, 561,148,007.85 and 367,721,379.90 is: 551,582,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,098,671.90 : 561,148,007.85 = 367,721,379.90 : x
  2. Step 2: Convert to fraction form
    374,098,671.90/561,148,007.85 = 367,721,379.90/x
  3. Step 3: Cross multiply
    374,098,671.90x = 561,148,007.85 × 367,721,379.90
  4. Step 4: Simplify right side
    374,098,671.90x = 206,346,119,774,738,016
  5. Step 5: Solve for x
    x = 206,346,119,774,738,016/374,098,671.90
  6. Step 6: Final answer
    x = 551,582,069.85

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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.