Home / 166,196,451.07-229,362,977.60-91,855,412.47

Finding the Fourth Proportional to 166,196,451.07, 229,362,977.60 and 91,855,412.47

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Solution

The fourth proportional to 166,196,451.07, 229,362,977.60 and 91,855,412.47 is: 126,767,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,196,451.07 : 229,362,977.60 = 91,855,412.47 : x
  2. Step 2: Convert to fraction form
    166,196,451.07/229,362,977.60 = 91,855,412.47/x
  3. Step 3: Cross multiply
    166,196,451.07x = 229,362,977.60 × 91,855,412.47
  4. Step 4: Simplify right side
    166,196,451.07x = 21,068,230,912,795,368
  5. Step 5: Solve for x
    x = 21,068,230,912,795,368/166,196,451.07
  6. Step 6: Final answer
    x = 126,767,032.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.