Home / 68,825,698.92-103,238,548.36-25,698,270.32

Finding the Fourth Proportional to 68,825,698.92, 103,238,548.36 and 25,698,270.32

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Solution

The fourth proportional to 68,825,698.92, 103,238,548.36 and 25,698,270.32 is: 38,547,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,825,698.92 : 103,238,548.36 = 25,698,270.32 : x
  2. Step 2: Convert to fraction form
    68,825,698.92/103,238,548.36 = 25,698,270.32/x
  3. Step 3: Cross multiply
    68,825,698.92x = 103,238,548.36 × 25,698,270.32
  4. Step 4: Simplify right side
    68,825,698.92x = 2,653,052,123,199,672.50
  5. Step 5: Solve for x
    x = 2,653,052,123,199,672.50/68,825,698.92
  6. Step 6: Final answer
    x = 38,547,405.47

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Double scale
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Similar ratio
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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.