Home / 82,360,885.05-113,610,799.67-51,367,245.93

Finding the Fourth Proportional to 82,360,885.05, 113,610,799.67 and 51,367,245.93

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Solution

The fourth proportional to 82,360,885.05, 113,610,799.67 and 51,367,245.93 is: 70,857,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,360,885.05 : 113,610,799.67 = 51,367,245.93 : x
  2. Step 2: Convert to fraction form
    82,360,885.05/113,610,799.67 = 51,367,245.93/x
  3. Step 3: Cross multiply
    82,360,885.05x = 113,610,799.67 × 51,367,245.93
  4. Step 4: Simplify right side
    82,360,885.05x = 5,835,873,886,696,017
  5. Step 5: Solve for x
    x = 5,835,873,886,696,017/82,360,885.05
  6. Step 6: Final answer
    x = 70,857,347.92

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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.