Home / 104,004,109.60-156,006,164.40-73,771,021.60

Finding the Fourth Proportional to 104,004,109.60, 156,006,164.40 and 73,771,021.60

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Solution

The fourth proportional to 104,004,109.60, 156,006,164.40 and 73,771,021.60 is: 110,656,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,004,109.60 : 156,006,164.40 = 73,771,021.60 : x
  2. Step 2: Convert to fraction form
    104,004,109.60/156,006,164.40 = 73,771,021.60/x
  3. Step 3: Cross multiply
    104,004,109.60x = 156,006,164.40 × 73,771,021.60
  4. Step 4: Simplify right side
    104,004,109.60x = 11,508,734,123,685,550
  5. Step 5: Solve for x
    x = 11,508,734,123,685,550/104,004,109.60
  6. Step 6: Final answer
    x = 110,656,532.40

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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.