Home / 211,710,639.58-317,530,736.51-64,123,109.95

Finding the Fourth Proportional to 211,710,639.58, 317,530,736.51 and 64,123,109.95

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Solution

The fourth proportional to 211,710,639.58, 317,530,736.51 and 64,123,109.95 is: 96,173,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710,639.58 : 317,530,736.51 = 64,123,109.95 : x
  2. Step 2: Convert to fraction form
    211,710,639.58/317,530,736.51 = 64,123,109.95/x
  3. Step 3: Cross multiply
    211,710,639.58x = 317,530,736.51 × 64,123,109.95
  4. Step 4: Simplify right side
    211,710,639.58x = 20,361,058,329,735,208
  5. Step 5: Solve for x
    x = 20,361,058,329,735,208/211,710,639.58
  6. Step 6: Final answer
    x = 96,173,996.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.