Home / 61,657,715.78-85,066,697.75-35,177,046.38

Finding the Fourth Proportional to 61,657,715.78, 85,066,697.75 and 35,177,046.38

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Solution

The fourth proportional to 61,657,715.78, 85,066,697.75 and 35,177,046.38 is: 48,532,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657,715.78 : 85,066,697.75 = 35,177,046.38 : x
  2. Step 2: Convert to fraction form
    61,657,715.78/85,066,697.75 = 35,177,046.38/x
  3. Step 3: Cross multiply
    61,657,715.78x = 85,066,697.75 × 35,177,046.38
  4. Step 4: Simplify right side
    61,657,715.78x = 2,992,395,172,145,192
  5. Step 5: Solve for x
    x = 2,992,395,172,145,192/61,657,715.78
  6. Step 6: Final answer
    x = 48,532,371.57

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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.