Home / 328,541,136.34-453,314,284.90-194,512,501.10

Finding the Fourth Proportional to 328,541,136.34, 453,314,284.90 and 194,512,501.10

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Solution

The fourth proportional to 328,541,136.34, 453,314,284.90 and 194,512,501.10 is: 268,384,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,541,136.34 : 453,314,284.90 = 194,512,501.10 : x
  2. Step 2: Convert to fraction form
    328,541,136.34/453,314,284.90 = 194,512,501.10/x
  3. Step 3: Cross multiply
    328,541,136.34x = 453,314,284.90 × 194,512,501.10
  4. Step 4: Simplify right side
    328,541,136.34x = 88,175,295,341,997,120
  5. Step 5: Solve for x
    x = 88,175,295,341,997,120/328,541,136.34
  6. Step 6: Final answer
    x = 268,384,337.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.