Home / 4,100,788,306.86-5,659,088,054.39-2,221,193,592.78

Finding the Fourth Proportional to 4,100,788,306.86, 5,659,088,054.39 and 2,221,193,592.78

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Solution

The fourth proportional to 4,100,788,306.86, 5,659,088,054.39 and 2,221,193,592.78 is: 3,065,247,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100,788,306.86 : 5,659,088,054.39 = 2,221,193,592.78 : x
  2. Step 2: Convert to fraction form
    4,100,788,306.86/5,659,088,054.39 = 2,221,193,592.78/x
  3. Step 3: Cross multiply
    4,100,788,306.86x = 5,659,088,054.39 × 2,221,193,592.78
  4. Step 4: Simplify right side
    4,100,788,306.86x = 12,569,930,127,388,905,472
  5. Step 5: Solve for x
    x = 12,569,930,127,388,905,472/4,100,788,306.86
  6. Step 6: Final answer
    x = 3,065,247,261.45

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Double scale
Find fourth proportional to 4,100,788,307.86, 5,659,088,055.77 and 2,221,193,593.78
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.