Home / 111,136,089.97-153,365,774.25-61,576,282.90

Finding the Fourth Proportional to 111,136,089.97, 153,365,774.25 and 61,576,282.90

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Solution

The fourth proportional to 111,136,089.97, 153,365,774.25 and 61,576,282.90 is: 84,974,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,136,089.97 : 153,365,774.25 = 61,576,282.90 : x
  2. Step 2: Convert to fraction form
    111,136,089.97/153,365,774.25 = 61,576,282.90/x
  3. Step 3: Cross multiply
    111,136,089.97x = 153,365,774.25 × 61,576,282.90
  4. Step 4: Simplify right side
    111,136,089.97x = 9,443,694,302,395,536
  5. Step 5: Solve for x
    x = 9,443,694,302,395,536/111,136,089.97
  6. Step 6: Final answer
    x = 84,974,145.71

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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.