Home / 165,442,814.60-248,164,221.90-104,220,811.40

Finding the Fourth Proportional to 165,442,814.60, 248,164,221.90 and 104,220,811.40

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Solution

The fourth proportional to 165,442,814.60, 248,164,221.90 and 104,220,811.40 is: 156,331,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,442,814.60 : 248,164,221.90 = 104,220,811.40 : x
  2. Step 2: Convert to fraction form
    165,442,814.60/248,164,221.90 = 104,220,811.40/x
  3. Step 3: Cross multiply
    165,442,814.60x = 248,164,221.90 × 104,220,811.40
  4. Step 4: Simplify right side
    165,442,814.60x = 25,863,876,566,867,652
  5. Step 5: Solve for x
    x = 25,863,876,566,867,652/165,442,814.60
  6. Step 6: Final answer
    x = 156,331,217.10

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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.