Home / 119,954,620.20-179,931,930.30-74,604,988.20

Finding the Fourth Proportional to 119,954,620.20, 179,931,930.30 and 74,604,988.20

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Solution

The fourth proportional to 119,954,620.20, 179,931,930.30 and 74,604,988.20 is: 111,907,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,954,620.20 : 179,931,930.30 = 74,604,988.20 : x
  2. Step 2: Convert to fraction form
    119,954,620.20/179,931,930.30 = 74,604,988.20/x
  3. Step 3: Cross multiply
    119,954,620.20x = 179,931,930.30 × 74,604,988.20
  4. Step 4: Simplify right side
    119,954,620.20x = 13,423,819,536,834,724
  5. Step 5: Solve for x
    x = 13,423,819,536,834,724/119,954,620.20
  6. Step 6: Final answer
    x = 111,907,482.30

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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.