Home / 65,405,633.40-98,108,450.10-52,651,049.40

Finding the Fourth Proportional to 65,405,633.40, 98,108,450.10 and 52,651,049.40

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Solution

The fourth proportional to 65,405,633.40, 98,108,450.10 and 52,651,049.40 is: 78,976,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,405,633.40 : 98,108,450.10 = 52,651,049.40 : x
  2. Step 2: Convert to fraction form
    65,405,633.40/98,108,450.10 = 52,651,049.40/x
  3. Step 3: Cross multiply
    65,405,633.40x = 98,108,450.10 × 52,651,049.40
  4. Step 4: Simplify right side
    65,405,633.40x = 5,165,512,852,772,534
  5. Step 5: Solve for x
    x = 5,165,512,852,772,534/65,405,633.40
  6. Step 6: Final answer
    x = 78,976,574.10

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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.