Home / 91,062,080.37-125,664,101.55-51,369,696.95

Finding the Fourth Proportional to 91,062,080.37, 125,664,101.55 and 51,369,696.95

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Solution

The fourth proportional to 91,062,080.37, 125,664,101.55 and 51,369,696.95 is: 70,889,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,062,080.37 : 125,664,101.55 = 51,369,696.95 : x
  2. Step 2: Convert to fraction form
    91,062,080.37/125,664,101.55 = 51,369,696.95/x
  3. Step 3: Cross multiply
    91,062,080.37x = 125,664,101.55 × 51,369,696.95
  4. Step 4: Simplify right side
    91,062,080.37x = 6,455,326,813,489,205
  5. Step 5: Solve for x
    x = 6,455,326,813,489,205/91,062,080.37
  6. Step 6: Final answer
    x = 70,889,296.48

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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.