Home / 130,696,052.22-196,065,373.77-38,589,101.10

Finding the Fourth Proportional to 130,696,052.22, 196,065,373.77 and 38,589,101.10

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Solution

The fourth proportional to 130,696,052.22, 196,065,373.77 and 38,589,101.10 is: 57,889,939.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,696,052.22 : 196,065,373.77 = 38,589,101.10 : x
  2. Step 2: Convert to fraction form
    130,696,052.22/196,065,373.77 = 38,589,101.10/x
  3. Step 3: Cross multiply
    130,696,052.22x = 196,065,373.77 × 38,589,101.10
  4. Step 4: Simplify right side
    130,696,052.22x = 7,565,986,530,619,819
  5. Step 5: Solve for x
    x = 7,565,986,530,619,819/130,696,052.22
  6. Step 6: Final answer
    x = 57,889,939.31

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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.