Home / 65,184,203.80-97,776,305.70-19,745,998.30

Finding the Fourth Proportional to 65,184,203.80, 97,776,305.70 and 19,745,998.30

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Solution

The fourth proportional to 65,184,203.80, 97,776,305.70 and 19,745,998.30 is: 29,618,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184,203.80 : 97,776,305.70 = 19,745,998.30 : x
  2. Step 2: Convert to fraction form
    65,184,203.80/97,776,305.70 = 19,745,998.30/x
  3. Step 3: Cross multiply
    65,184,203.80x = 97,776,305.70 × 19,745,998.30
  4. Step 4: Simplify right side
    65,184,203.80x = 1,930,690,766,132,480.50
  5. Step 5: Solve for x
    x = 1,930,690,766,132,480.50/65,184,203.80
  6. Step 6: Final answer
    x = 29,618,997.45

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Double scale
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Similar ratio
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1.5x scale

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.