Home / 418,437,027.17-627,266,971.23-185,143,136.89

Finding the Fourth Proportional to 418,437,027.17, 627,266,971.23 and 185,143,136.89

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Solution

The fourth proportional to 418,437,027.17, 627,266,971.23 and 185,143,136.89 is: 277,542,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,437,027.17 : 627,266,971.23 = 185,143,136.89 : x
  2. Step 2: Convert to fraction form
    418,437,027.17/627,266,971.23 = 185,143,136.89/x
  3. Step 3: Cross multiply
    418,437,027.17x = 627,266,971.23 × 185,143,136.89
  4. Step 4: Simplify right side
    418,437,027.17x = 116,134,174,720,974,448
  5. Step 5: Solve for x
    x = 116,134,174,720,974,448/418,437,027.17
  6. Step 6: Final answer
    x = 277,542,777.48

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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.