Home / 699,386,789.40-1,049,065,777.84-233,082,076.69

Finding the Fourth Proportional to 699,386,789.40, 1,049,065,777.84 and 233,082,076.69

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Solution

The fourth proportional to 699,386,789.40, 1,049,065,777.84 and 233,082,076.69 is: 349,618,313.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,386,789.40 : 1,049,065,777.84 = 233,082,076.69 : x
  2. Step 2: Convert to fraction form
    699,386,789.40/1,049,065,777.84 = 233,082,076.69/x
  3. Step 3: Cross multiply
    699,386,789.40x = 1,049,065,777.84 × 233,082,076.69
  4. Step 4: Simplify right side
    699,386,789.40x = 244,518,430,084,528,864
  5. Step 5: Solve for x
    x = 244,518,430,084,528,864/699,386,789.40
  6. Step 6: Final answer
    x = 349,618,313.92

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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.