Home / 267,783,141.10-401,743,140.45-86,032,101.10

Finding the Fourth Proportional to 267,783,141.10, 401,743,140.45 and 86,032,101.10

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Solution

The fourth proportional to 267,783,141.10, 401,743,140.45 and 86,032,101.10 is: 129,070,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,783,141.10 : 401,743,140.45 = 86,032,101.10 : x
  2. Step 2: Convert to fraction form
    267,783,141.10/401,743,140.45 = 86,032,101.10/x
  3. Step 3: Cross multiply
    267,783,141.10x = 401,743,140.45 × 86,032,101.10
  4. Step 4: Simplify right side
    267,783,141.10x = 34,562,806,475,425,896
  5. Step 5: Solve for x
    x = 34,562,806,475,425,896/267,783,141.10
  6. Step 6: Final answer
    x = 129,070,136.13

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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.