Home / 82,326,178.96-113,743,572.51-70,065,835.09

Finding the Fourth Proportional to 82,326,178.96, 113,743,572.51 and 70,065,835.09

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Solution

The fourth proportional to 82,326,178.96, 113,743,572.51 and 70,065,835.09 is: 96,804,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326,178.96 : 113,743,572.51 = 70,065,835.09 : x
  2. Step 2: Convert to fraction form
    82,326,178.96/113,743,572.51 = 70,065,835.09/x
  3. Step 3: Cross multiply
    82,326,178.96x = 113,743,572.51 × 70,065,835.09
  4. Step 4: Simplify right side
    82,326,178.96x = 7,969,538,394,033,118
  5. Step 5: Solve for x
    x = 7,969,538,394,033,118/82,326,178.96
  6. Step 6: Final answer
    x = 96,804,424.73

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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.