Home / 204,757,968.30-307,136,952.45-89,966,712.30

Finding the Fourth Proportional to 204,757,968.30, 307,136,952.45 and 89,966,712.30

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Solution

The fourth proportional to 204,757,968.30, 307,136,952.45 and 89,966,712.30 is: 134,950,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,757,968.30 : 307,136,952.45 = 89,966,712.30 : x
  2. Step 2: Convert to fraction form
    204,757,968.30/307,136,952.45 = 89,966,712.30/x
  3. Step 3: Cross multiply
    204,757,968.30x = 307,136,952.45 × 89,966,712.30
  4. Step 4: Simplify right side
    204,757,968.30x = 27,632,101,837,767,928
  5. Step 5: Solve for x
    x = 27,632,101,837,767,928/204,757,968.30
  6. Step 6: Final answer
    x = 134,950,068.45

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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.