Home / 374,489,218.40-561,733,827.60-329,139,586.40

Finding the Fourth Proportional to 374,489,218.40, 561,733,827.60 and 329,139,586.40

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Solution

The fourth proportional to 374,489,218.40, 561,733,827.60 and 329,139,586.40 is: 493,709,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,489,218.40 : 561,733,827.60 = 329,139,586.40 : x
  2. Step 2: Convert to fraction form
    374,489,218.40/561,733,827.60 = 329,139,586.40/x
  3. Step 3: Cross multiply
    374,489,218.40x = 561,733,827.60 × 329,139,586.40
  4. Step 4: Simplify right side
    374,489,218.40x = 184,888,839,683,152,896
  5. Step 5: Solve for x
    x = 184,888,839,683,152,896/374,489,218.40
  6. Step 6: Final answer
    x = 493,709,379.60

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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.