Home / 298,440,111.20-447,660,166.80-177,209,160.80

Finding the Fourth Proportional to 298,440,111.20, 447,660,166.80 and 177,209,160.80

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Solution

The fourth proportional to 298,440,111.20, 447,660,166.80 and 177,209,160.80 is: 265,813,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,440,111.20 : 447,660,166.80 = 177,209,160.80 : x
  2. Step 2: Convert to fraction form
    298,440,111.20/447,660,166.80 = 177,209,160.80/x
  3. Step 3: Cross multiply
    298,440,111.20x = 447,660,166.80 × 177,209,160.80
  4. Step 4: Simplify right side
    298,440,111.20x = 79,329,482,482,216,032
  5. Step 5: Solve for x
    x = 79,329,482,482,216,032/298,440,111.20
  6. Step 6: Final answer
    x = 265,813,741.20

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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.