Home / 374,489,078.40-561,733,617.60-329,139,446.40

Finding the Fourth Proportional to 374,489,078.40, 561,733,617.60 and 329,139,446.40

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Solution

The fourth proportional to 374,489,078.40, 561,733,617.60 and 329,139,446.40 is: 493,709,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,489,078.40 : 561,733,617.60 = 329,139,446.40 : x
  2. Step 2: Convert to fraction form
    374,489,078.40/561,733,617.60 = 329,139,446.40/x
  3. Step 3: Cross multiply
    374,489,078.40x = 561,733,617.60 × 329,139,446.40
  4. Step 4: Simplify right side
    374,489,078.40x = 184,888,691,921,133,280
  5. Step 5: Solve for x
    x = 184,888,691,921,133,280/374,489,078.40
  6. Step 6: Final answer
    x = 493,709,169.60

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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.