Home / 65,748,438.20-98,622,657.30-55,066,474.10

Finding the Fourth Proportional to 65,748,438.20, 98,622,657.30 and 55,066,474.10

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Solution

The fourth proportional to 65,748,438.20, 98,622,657.30 and 55,066,474.10 is: 82,599,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,748,438.20 : 98,622,657.30 = 55,066,474.10 : x
  2. Step 2: Convert to fraction form
    65,748,438.20/98,622,657.30 = 55,066,474.10/x
  3. Step 3: Cross multiply
    65,748,438.20x = 98,622,657.30 × 55,066,474.10
  4. Step 4: Simplify right side
    65,748,438.20x = 5,430,802,003,883,626
  5. Step 5: Solve for x
    x = 5,430,802,003,883,626/65,748,438.20
  6. Step 6: Final answer
    x = 82,599,711.15

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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.