Home / 351,168,340.20-526,752,510.30-221,355,018.60

Finding the Fourth Proportional to 351,168,340.20, 526,752,510.30 and 221,355,018.60

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Solution

The fourth proportional to 351,168,340.20, 526,752,510.30 and 221,355,018.60 is: 332,032,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,168,340.20 : 526,752,510.30 = 221,355,018.60 : x
  2. Step 2: Convert to fraction form
    351,168,340.20/526,752,510.30 = 221,355,018.60/x
  3. Step 3: Cross multiply
    351,168,340.20x = 526,752,510.30 × 221,355,018.60
  4. Step 4: Simplify right side
    351,168,340.20x = 116,599,311,715,053,184
  5. Step 5: Solve for x
    x = 116,599,311,715,053,184/351,168,340.20
  6. Step 6: Final answer
    x = 332,032,527.90

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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.