Home / 195,898,138.48-293,756,404.80-73,043,469.46

Finding the Fourth Proportional to 195,898,138.48, 293,756,404.80 and 73,043,469.46

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Solution

The fourth proportional to 195,898,138.48, 293,756,404.80 and 73,043,469.46 is: 109,531,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,898,138.48 : 293,756,404.80 = 73,043,469.46 : x
  2. Step 2: Convert to fraction form
    195,898,138.48/293,756,404.80 = 73,043,469.46/x
  3. Step 3: Cross multiply
    195,898,138.48x = 293,756,404.80 × 73,043,469.46
  4. Step 4: Simplify right side
    195,898,138.48x = 21,456,986,982,688,196
  5. Step 5: Solve for x
    x = 21,456,986,982,688,196/195,898,138.48
  6. Step 6: Final answer
    x = 109,531,347.00

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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.