Home / 110,717,095.20-166,075,642.80-79,946,661.30

Finding the Fourth Proportional to 110,717,095.20, 166,075,642.80 and 79,946,661.30

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Solution

The fourth proportional to 110,717,095.20, 166,075,642.80 and 79,946,661.30 is: 119,919,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,717,095.20 : 166,075,642.80 = 79,946,661.30 : x
  2. Step 2: Convert to fraction form
    110,717,095.20/166,075,642.80 = 79,946,661.30/x
  3. Step 3: Cross multiply
    110,717,095.20x = 166,075,642.80 × 79,946,661.30
  4. Step 4: Simplify right side
    110,717,095.20x = 13,277,193,165,111,384
  5. Step 5: Solve for x
    x = 13,277,193,165,111,384/110,717,095.20
  6. Step 6: Final answer
    x = 119,919,991.95

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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.