Home / 130,558,205.40-195,885,519.30-53,887,882.20

Finding the Fourth Proportional to 130,558,205.40, 195,885,519.30 and 53,887,882.20

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Solution

The fourth proportional to 130,558,205.40, 195,885,519.30 and 53,887,882.20 is: 80,851,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,558,205.40 : 195,885,519.30 = 53,887,882.20 : x
  2. Step 2: Convert to fraction form
    130,558,205.40/195,885,519.30 = 53,887,882.20/x
  3. Step 3: Cross multiply
    130,558,205.40x = 195,885,519.30 × 53,887,882.20
  4. Step 4: Simplify right side
    130,558,205.40x = 10,555,855,788,724,228
  5. Step 5: Solve for x
    x = 10,555,855,788,724,228/130,558,205.40
  6. Step 6: Final answer
    x = 80,851,722.47

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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.