Home / 79,056,114.40-118,584,171.60-76,032,805.60

Finding the Fourth Proportional to 79,056,114.40, 118,584,171.60 and 76,032,805.60

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Solution

The fourth proportional to 79,056,114.40, 118,584,171.60 and 76,032,805.60 is: 114,049,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,056,114.40 : 118,584,171.60 = 76,032,805.60 : x
  2. Step 2: Convert to fraction form
    79,056,114.40/118,584,171.60 = 76,032,805.60/x
  3. Step 3: Cross multiply
    79,056,114.40x = 118,584,171.60 × 76,032,805.60
  4. Step 4: Simplify right side
    79,056,114.40x = 9,016,287,266,499,840
  5. Step 5: Solve for x
    x = 9,016,287,266,499,840/79,056,114.40
  6. Step 6: Final answer
    x = 114,049,208.40

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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.