Home / 363,789,916.30-545,764,590.60-179,645,609.80

Finding the Fourth Proportional to 363,789,916.30, 545,764,590.60 and 179,645,609.80

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Solution

The fourth proportional to 363,789,916.30, 545,764,590.60 and 179,645,609.80 is: 269,507,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,789,916.30 : 545,764,590.60 = 179,645,609.80 : x
  2. Step 2: Convert to fraction form
    363,789,916.30/545,764,590.60 = 179,645,609.80/x
  3. Step 3: Cross multiply
    363,789,916.30x = 545,764,590.60 × 179,645,609.80
  4. Step 4: Simplify right side
    363,789,916.30x = 98,044,212,685,584,352
  5. Step 5: Solve for x
    x = 98,044,212,685,584,352/363,789,916.30
  6. Step 6: Final answer
    x = 269,507,779.88

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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.