Home / 149,410,339.95-206,186,544.26-83,335,097.15

Finding the Fourth Proportional to 149,410,339.95, 206,186,544.26 and 83,335,097.15

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Solution

The fourth proportional to 149,410,339.95, 206,186,544.26 and 83,335,097.15 is: 115,002,587.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,410,339.95 : 206,186,544.26 = 83,335,097.15 : x
  2. Step 2: Convert to fraction form
    149,410,339.95/206,186,544.26 = 83,335,097.15/x
  3. Step 3: Cross multiply
    149,410,339.95x = 206,186,544.26 × 83,335,097.15
  4. Step 4: Simplify right side
    149,410,339.95x = 17,182,575,696,107,278
  5. Step 5: Solve for x
    x = 17,182,575,696,107,278/149,410,339.95
  6. Step 6: Final answer
    x = 115,002,587.52

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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.