Home / 104,302,121.60-156,509,169.60-43,723,971.20

Finding the Fourth Proportional to 104,302,121.60, 156,509,169.60 and 43,723,971.20

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Solution

The fourth proportional to 104,302,121.60, 156,509,169.60 and 43,723,971.20 is: 65,609,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,302,121.60 : 156,509,169.60 = 43,723,971.20 : x
  2. Step 2: Convert to fraction form
    104,302,121.60/156,509,169.60 = 43,723,971.20/x
  3. Step 3: Cross multiply
    104,302,121.60x = 156,509,169.60 × 43,723,971.20
  4. Step 4: Simplify right side
    104,302,121.60x = 6,843,202,424,126,316
  5. Step 5: Solve for x
    x = 6,843,202,424,126,316/104,302,121.60
  6. Step 6: Final answer
    x = 65,609,426.91

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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.