Home / 130,646,851.20-195,970,276.80-53,944,387.20

Finding the Fourth Proportional to 130,646,851.20, 195,970,276.80 and 53,944,387.20

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Solution

The fourth proportional to 130,646,851.20, 195,970,276.80 and 53,944,387.20 is: 80,916,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,646,851.20 : 195,970,276.80 = 53,944,387.20 : x
  2. Step 2: Convert to fraction form
    130,646,851.20/195,970,276.80 = 53,944,387.20/x
  3. Step 3: Cross multiply
    130,646,851.20x = 195,970,276.80 × 53,944,387.20
  4. Step 4: Simplify right side
    130,646,851.20x = 10,571,496,491,390,378
  5. Step 5: Solve for x
    x = 10,571,496,491,390,378/130,646,851.20
  6. Step 6: Final answer
    x = 80,916,580.80

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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.