Home / 82,326,178.46-113,743,571.82-70,065,834.60

Finding the Fourth Proportional to 82,326,178.46, 113,743,571.82 and 70,065,834.60

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Solution

The fourth proportional to 82,326,178.46, 113,743,571.82 and 70,065,834.60 is: 96,804,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326,178.46 : 113,743,571.82 = 70,065,834.60 : x
  2. Step 2: Convert to fraction form
    82,326,178.46/113,743,571.82 = 70,065,834.60/x
  3. Step 3: Cross multiply
    82,326,178.46x = 113,743,571.82 × 70,065,834.60
  4. Step 4: Simplify right side
    82,326,178.46x = 7,969,538,289,953,340
  5. Step 5: Solve for x
    x = 7,969,538,289,953,340/82,326,178.46
  6. Step 6: Final answer
    x = 96,804,424.05

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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.