Home / 69,416,415.60-104,025,090.60-51,077,497.20

Finding the Fourth Proportional to 69,416,415.60, 104,025,090.60 and 51,077,497.20

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Solution

The fourth proportional to 69,416,415.60, 104,025,090.60 and 51,077,497.20 is: 76,543,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,416,415.60 : 104,025,090.60 = 51,077,497.20 : x
  2. Step 2: Convert to fraction form
    69,416,415.60/104,025,090.60 = 51,077,497.20/x
  3. Step 3: Cross multiply
    69,416,415.60x = 104,025,090.60 × 51,077,497.20
  4. Step 4: Simplify right side
    69,416,415.60x = 5,313,341,273,851,246
  5. Step 5: Solve for x
    x = 5,313,341,273,851,246/69,416,415.60
  6. Step 6: Final answer
    x = 76,543,008.28

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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.