Home / 203,533,950,833.52-305,440,383,422.76-71,036,143,563.12

Finding the Fourth Proportional to 203,533,950,833.52, 305,440,383,422.76 and 71,036,143,563.12

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Solution

The fourth proportional to 203,533,950,833.52, 305,440,383,422.76 and 71,036,143,563.12 is: 106,602,887,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,533,950,833.52 : 305,440,383,422.76 = 71,036,143,563.12 : x
  2. Step 2: Convert to fraction form
    203,533,950,833.52/305,440,383,422.76 = 71,036,143,563.12/x
  3. Step 3: Cross multiply
    203,533,950,833.52x = 305,440,383,422.76 × 71,036,143,563.12
  4. Step 4: Simplify right side
    203,533,950,833.52x = 21,697,306,926,793,596,338,176
  5. Step 5: Solve for x
    x = 21,697,306,926,793,596,338,176/203,533,950,833.52
  6. Step 6: Final answer
    x = 106,602,887,812.76

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1.5x scale

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.