Home / 110,717,101.20-166,075,651.80-79,946,667.30

Finding the Fourth Proportional to 110,717,101.20, 166,075,651.80 and 79,946,667.30

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Solution

The fourth proportional to 110,717,101.20, 166,075,651.80 and 79,946,667.30 is: 119,920,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,717,101.20 : 166,075,651.80 = 79,946,667.30 : x
  2. Step 2: Convert to fraction form
    110,717,101.20/166,075,651.80 = 79,946,667.30/x
  3. Step 3: Cross multiply
    110,717,101.20x = 166,075,651.80 × 79,946,667.30
  4. Step 4: Simplify right side
    110,717,101.20x = 13,277,194,881,085,246
  5. Step 5: Solve for x
    x = 13,277,194,881,085,246/110,717,101.20
  6. Step 6: Final answer
    x = 119,920,000.95

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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.