Home / 86,078,040.56-118,784,121.72-46,918,955.60

Finding the Fourth Proportional to 86,078,040.56, 118,784,121.72 and 46,918,955.60

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Solution

The fourth proportional to 86,078,040.56, 118,784,121.72 and 46,918,955.60 is: 64,746,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,078,040.56 : 118,784,121.72 = 46,918,955.60 : x
  2. Step 2: Convert to fraction form
    86,078,040.56/118,784,121.72 = 46,918,955.60/x
  3. Step 3: Cross multiply
    86,078,040.56x = 118,784,121.72 × 46,918,955.60
  4. Step 4: Simplify right side
    86,078,040.56x = 5,573,226,932,965,676
  5. Step 5: Solve for x
    x = 5,573,226,932,965,676/86,078,040.56
  6. Step 6: Final answer
    x = 64,746,210.49

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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.