Home / 84,406,550.46-126,754,717.36-51,808,538.22

Finding the Fourth Proportional to 84,406,550.46, 126,754,717.36 and 51,808,538.22

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Solution

The fourth proportional to 84,406,550.46, 126,754,717.36 and 51,808,538.22 is: 77,801,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,406,550.46 : 126,754,717.36 = 51,808,538.22 : x
  2. Step 2: Convert to fraction form
    84,406,550.46/126,754,717.36 = 51,808,538.22/x
  3. Step 3: Cross multiply
    84,406,550.46x = 126,754,717.36 × 51,808,538.22
  4. Step 4: Simplify right side
    84,406,550.46x = 6,566,976,618,910,857
  5. Step 5: Solve for x
    x = 6,566,976,618,910,857/84,406,550.46
  6. Step 6: Final answer
    x = 77,801,741.49

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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.