Home / 61,173,999.60-91,760,999.40-42,998,717.40

Finding the Fourth Proportional to 61,173,999.60, 91,760,999.40 and 42,998,717.40

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Solution

The fourth proportional to 61,173,999.60, 91,760,999.40 and 42,998,717.40 is: 64,498,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173,999.60 : 91,760,999.40 = 42,998,717.40 : x
  2. Step 2: Convert to fraction form
    61,173,999.60/91,760,999.40 = 42,998,717.40/x
  3. Step 3: Cross multiply
    61,173,999.60x = 91,760,999.40 × 42,998,717.40
  4. Step 4: Simplify right side
    61,173,999.60x = 3,945,605,281,542,169.50
  5. Step 5: Solve for x
    x = 3,945,605,281,542,169.50/61,173,999.60
  6. Step 6: Final answer
    x = 64,498,076.10

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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.