Home / 82,118,914,896.73-123,230,187,842.60-34,955,311,788.49

Finding the Fourth Proportional to 82,118,914,896.73, 123,230,187,842.60 and 34,955,311,788.49

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Solution

The fourth proportional to 82,118,914,896.73, 123,230,187,842.60 and 34,955,311,788.49 is: 52,455,023,829.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,118,914,896.73 : 123,230,187,842.60 = 34,955,311,788.49 : x
  2. Step 2: Convert to fraction form
    82,118,914,896.73/123,230,187,842.60 = 34,955,311,788.49/x
  3. Step 3: Cross multiply
    82,118,914,896.73x = 123,230,187,842.60 × 34,955,311,788.49
  4. Step 4: Simplify right side
    82,118,914,896.73x = 4,307,549,637,792,272,744,448
  5. Step 5: Solve for x
    x = 4,307,549,637,792,272,744,448/82,118,914,896.73
  6. Step 6: Final answer
    x = 52,455,023,829.89

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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.