Home / 365,126,186.72-546,380,104.62-316,110,639.80

Finding the Fourth Proportional to 365,126,186.72, 546,380,104.62 and 316,110,639.80

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Solution

The fourth proportional to 365,126,186.72, 546,380,104.62 and 316,110,639.80 is: 473,032,531.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,126,186.72 : 546,380,104.62 = 316,110,639.80 : x
  2. Step 2: Convert to fraction form
    365,126,186.72/546,380,104.62 = 316,110,639.80/x
  3. Step 3: Cross multiply
    365,126,186.72x = 546,380,104.62 × 316,110,639.80
  4. Step 4: Simplify right side
    365,126,186.72x = 172,716,564,445,419,136
  5. Step 5: Solve for x
    x = 172,716,564,445,419,136/365,126,186.72
  6. Step 6: Final answer
    x = 473,032,531.57

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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.