Home / 209,617,634.95-314,484,783.69-91,452,735.39

Finding the Fourth Proportional to 209,617,634.95, 314,484,783.69 and 91,452,735.39

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Solution

The fourth proportional to 209,617,634.95, 314,484,783.69 and 91,452,735.39 is: 137,204,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,617,634.95 : 314,484,783.69 = 91,452,735.39 : x
  2. Step 2: Convert to fraction form
    209,617,634.95/314,484,783.69 = 91,452,735.39/x
  3. Step 3: Cross multiply
    209,617,634.95x = 314,484,783.69 × 91,452,735.39
  4. Step 4: Simplify right side
    209,617,634.95x = 28,760,493,707,329,756
  5. Step 5: Solve for x
    x = 28,760,493,707,329,756/209,617,634.95
  6. Step 6: Final answer
    x = 137,204,552.06

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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.