Home / 65,412,276.60-98,118,414.90-19,973,998.20

Finding the Fourth Proportional to 65,412,276.60, 98,118,414.90 and 19,973,998.20

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Solution

The fourth proportional to 65,412,276.60, 98,118,414.90 and 19,973,998.20 is: 29,960,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,412,276.60 : 98,118,414.90 = 19,973,998.20 : x
  2. Step 2: Convert to fraction form
    65,412,276.60/98,118,414.90 = 19,973,998.20/x
  3. Step 3: Cross multiply
    65,412,276.60x = 98,118,414.90 × 19,973,998.20
  4. Step 4: Simplify right side
    65,412,276.60x = 1,959,817,042,599,453.25
  5. Step 5: Solve for x
    x = 1,959,817,042,599,453.25/65,412,276.60
  6. Step 6: Final answer
    x = 29,960,997.30

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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.