Home / 61,885,268.70-92,827,903.05-31,167,978.90

Finding the Fourth Proportional to 61,885,268.70, 92,827,903.05 and 31,167,978.90

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Solution

The fourth proportional to 61,885,268.70, 92,827,903.05 and 31,167,978.90 is: 46,751,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,885,268.70 : 92,827,903.05 = 31,167,978.90 : x
  2. Step 2: Convert to fraction form
    61,885,268.70/92,827,903.05 = 31,167,978.90/x
  3. Step 3: Cross multiply
    61,885,268.70x = 92,827,903.05 × 31,167,978.90
  4. Step 4: Simplify right side
    61,885,268.70x = 2,893,258,123,593,645.50
  5. Step 5: Solve for x
    x = 2,893,258,123,593,645.50/61,885,268.70
  6. Step 6: Final answer
    x = 46,751,968.35

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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.