Home / 82,363,536.78-113,661,636.90-45,194,061.30

Finding the Fourth Proportional to 82,363,536.78, 113,661,636.90 and 45,194,061.30

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Solution

The fourth proportional to 82,363,536.78, 113,661,636.90 and 45,194,061.30 is: 62,367,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,363,536.78 : 113,661,636.90 = 45,194,061.30 : x
  2. Step 2: Convert to fraction form
    82,363,536.78/113,661,636.90 = 45,194,061.30/x
  3. Step 3: Cross multiply
    82,363,536.78x = 113,661,636.90 × 45,194,061.30
  4. Step 4: Simplify right side
    82,363,536.78x = 5,136,830,985,516,942
  5. Step 5: Solve for x
    x = 5,136,830,985,516,942/82,363,536.78
  6. Step 6: Final answer
    x = 62,367,780.53

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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.