Home / 81,727,758,308.07-122,532,801,618.06-50,220,311,400.45

Finding the Fourth Proportional to 81,727,758,308.07, 122,532,801,618.06 and 50,220,311,400.45

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Solution

The fourth proportional to 81,727,758,308.07, 122,532,801,618.06 and 50,220,311,400.45 is: 75,294,313,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,727,758,308.07 : 122,532,801,618.06 = 50,220,311,400.45 : x
  2. Step 2: Convert to fraction form
    81,727,758,308.07/122,532,801,618.06 = 50,220,311,400.45/x
  3. Step 3: Cross multiply
    81,727,758,308.07x = 122,532,801,618.06 × 50,220,311,400.45
  4. Step 4: Simplify right side
    81,727,758,308.07x = 6,153,635,454,028,536,086,528
  5. Step 5: Solve for x
    x = 6,153,635,454,028,536,086,528/81,727,758,308.07
  6. Step 6: Final answer
    x = 75,294,313,479.55

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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.