Home / 358,100,227.12-537,150,310.56-99,315,442.84

Finding the Fourth Proportional to 358,100,227.12, 537,150,310.56 and 99,315,442.84

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Solution

The fourth proportional to 358,100,227.12, 537,150,310.56 and 99,315,442.84 is: 148,973,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,100,227.12 : 537,150,310.56 = 99,315,442.84 : x
  2. Step 2: Convert to fraction form
    358,100,227.12/537,150,310.56 = 99,315,442.84/x
  3. Step 3: Cross multiply
    358,100,227.12x = 537,150,310.56 × 99,315,442.84
  4. Step 4: Simplify right side
    358,100,227.12x = 53,347,320,964,909,928
  5. Step 5: Solve for x
    x = 53,347,320,964,909,928/358,100,227.12
  6. Step 6: Final answer
    x = 148,973,155.91

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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.