Home / 123,626,674.80-185,440,012.20-31,510,234.80

Finding the Fourth Proportional to 123,626,674.80, 185,440,012.20 and 31,510,234.80

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Solution

The fourth proportional to 123,626,674.80, 185,440,012.20 and 31,510,234.80 is: 47,265,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626,674.80 : 185,440,012.20 = 31,510,234.80 : x
  2. Step 2: Convert to fraction form
    123,626,674.80/185,440,012.20 = 31,510,234.80/x
  3. Step 3: Cross multiply
    123,626,674.80x = 185,440,012.20 × 31,510,234.80
  4. Step 4: Simplify right side
    123,626,674.80x = 5,843,258,325,736,864
  5. Step 5: Solve for x
    x = 5,843,258,325,736,864/123,626,674.80
  6. Step 6: Final answer
    x = 47,265,352.20

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1.5x scale

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.