Home / 65,363,242.60-98,057,781.78-19,305,911.98

Finding the Fourth Proportional to 65,363,242.60, 98,057,781.78 and 19,305,911.98

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Solution

The fourth proportional to 65,363,242.60, 98,057,781.78 and 19,305,911.98 is: 28,962,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,363,242.60 : 98,057,781.78 = 19,305,911.98 : x
  2. Step 2: Convert to fraction form
    65,363,242.60/98,057,781.78 = 19,305,911.98/x
  3. Step 3: Cross multiply
    65,363,242.60x = 98,057,781.78 × 19,305,911.98
  4. Step 4: Simplify right side
    65,363,242.60x = 1,893,094,903,998,727.75
  5. Step 5: Solve for x
    x = 1,893,094,903,998,727.75/65,363,242.60
  6. Step 6: Final answer
    x = 28,962,683.44

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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.