Home / 77,766,410.10-116,649,615.15-48,919,005.30

Finding the Fourth Proportional to 77,766,410.10, 116,649,615.15 and 48,919,005.30

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Solution

The fourth proportional to 77,766,410.10, 116,649,615.15 and 48,919,005.30 is: 73,378,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,766,410.10 : 116,649,615.15 = 48,919,005.30 : x
  2. Step 2: Convert to fraction form
    77,766,410.10/116,649,615.15 = 48,919,005.30/x
  3. Step 3: Cross multiply
    77,766,410.10x = 116,649,615.15 × 48,919,005.30
  4. Step 4: Simplify right side
    77,766,410.10x = 5,706,383,141,765,810
  5. Step 5: Solve for x
    x = 5,706,383,141,765,810/77,766,410.10
  6. Step 6: Final answer
    x = 73,378,507.95

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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.