Home / 178,911,623.20-268,367,434.80-177,777,882.40

Finding the Fourth Proportional to 178,911,623.20, 268,367,434.80 and 177,777,882.40

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Solution

The fourth proportional to 178,911,623.20, 268,367,434.80 and 177,777,882.40 is: 266,666,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911,623.20 : 268,367,434.80 = 177,777,882.40 : x
  2. Step 2: Convert to fraction form
    178,911,623.20/268,367,434.80 = 177,777,882.40/x
  3. Step 3: Cross multiply
    178,911,623.20x = 268,367,434.80 × 177,777,882.40
  4. Step 4: Simplify right side
    178,911,623.20x = 47,709,794,263,864,072
  5. Step 5: Solve for x
    x = 47,709,794,263,864,072/178,911,623.20
  6. Step 6: Final answer
    x = 266,666,823.60

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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.