Home / 148,087,039.41-204,366,538.26-82,007,537.67

Finding the Fourth Proportional to 148,087,039.41, 204,366,538.26 and 82,007,537.67

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Solution

The fourth proportional to 148,087,039.41, 204,366,538.26 and 82,007,537.67 is: 113,173,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,087,039.41 : 204,366,538.26 = 82,007,537.67 : x
  2. Step 2: Convert to fraction form
    148,087,039.41/204,366,538.26 = 82,007,537.67/x
  3. Step 3: Cross multiply
    148,087,039.41x = 204,366,538.26 × 82,007,537.67
  4. Step 4: Simplify right side
    148,087,039.41x = 16,759,596,584,844,446
  5. Step 5: Solve for x
    x = 16,759,596,584,844,446/148,087,039.41
  6. Step 6: Final answer
    x = 113,173,959.39

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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.