Home / 95,753,346.70-143,630,020.05-66,528,028.30

Finding the Fourth Proportional to 95,753,346.70, 143,630,020.05 and 66,528,028.30

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Solution

The fourth proportional to 95,753,346.70, 143,630,020.05 and 66,528,028.30 is: 99,792,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,753,346.70 : 143,630,020.05 = 66,528,028.30 : x
  2. Step 2: Convert to fraction form
    95,753,346.70/143,630,020.05 = 66,528,028.30/x
  3. Step 3: Cross multiply
    95,753,346.70x = 143,630,020.05 × 66,528,028.30
  4. Step 4: Simplify right side
    95,753,346.70x = 9,555,422,038,615,968
  5. Step 5: Solve for x
    x = 9,555,422,038,615,968/95,753,346.70
  6. Step 6: Final answer
    x = 99,792,042.45

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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.