Home / 82,693,287.16-123,728,272.08-49,333,130.16

Finding the Fourth Proportional to 82,693,287.16, 123,728,272.08 and 49,333,130.16

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Solution

The fourth proportional to 82,693,287.16, 123,728,272.08 and 49,333,130.16 is: 73,813,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,693,287.16 : 123,728,272.08 = 49,333,130.16 : x
  2. Step 2: Convert to fraction form
    82,693,287.16/123,728,272.08 = 49,333,130.16/x
  3. Step 3: Cross multiply
    82,693,287.16x = 123,728,272.08 × 49,333,130.16
  4. Step 4: Simplify right side
    82,693,287.16x = 6,103,902,950,994,533
  5. Step 5: Solve for x
    x = 6,103,902,950,994,533/82,693,287.16
  6. Step 6: Final answer
    x = 73,813,766.03

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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.