Home / 69,769,256-96,281,573.28-38,836,732.60

Finding the Fourth Proportional to 69,769,256, 96,281,573.28 and 38,836,732.60

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Solution

The fourth proportional to 69,769,256, 96,281,573.28 and 38,836,732.60 is: 53,594,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,256 : 96,281,573.28 = 38,836,732.60 : x
  2. Step 2: Convert to fraction form
    69,769,256/96,281,573.28 = 38,836,732.60/x
  3. Step 3: Cross multiply
    69,769,256x = 96,281,573.28 × 38,836,732.60
  4. Step 4: Simplify right side
    69,769,256x = 3,739,261,715,301,257
  5. Step 5: Solve for x
    x = 3,739,261,715,301,257/69,769,256
  6. Step 6: Final answer
    x = 53,594,690.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.