Home / 366,392,890.20-549,861,788.12-148,045,130.84

Finding the Fourth Proportional to 366,392,890.20, 549,861,788.12 and 148,045,130.84

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Solution

The fourth proportional to 366,392,890.20, 549,861,788.12 and 148,045,130.84 is: 222,177,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,392,890.20 : 549,861,788.12 = 148,045,130.84 : x
  2. Step 2: Convert to fraction form
    366,392,890.20/549,861,788.12 = 148,045,130.84/x
  3. Step 3: Cross multiply
    366,392,890.20x = 549,861,788.12 × 148,045,130.84
  4. Step 4: Simplify right side
    366,392,890.20x = 81,404,360,366,141,760
  5. Step 5: Solve for x
    x = 81,404,360,366,141,760/366,392,890.20
  6. Step 6: Final answer
    x = 222,177,783.86

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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.