Home / 3,419,669,441.06-4,716,711,045.65-3,138,320,423.78

Finding the Fourth Proportional to 3,419,669,441.06, 4,716,711,045.65 and 3,138,320,423.78

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Solution

The fourth proportional to 3,419,669,441.06, 4,716,711,045.65 and 3,138,320,423.78 is: 4,328,649,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,669,441.06 : 4,716,711,045.65 = 3,138,320,423.78 : x
  2. Step 2: Convert to fraction form
    3,419,669,441.06/4,716,711,045.65 = 3,138,320,423.78/x
  3. Step 3: Cross multiply
    3,419,669,441.06x = 4,716,711,045.65 × 3,138,320,423.78
  4. Step 4: Simplify right side
    3,419,669,441.06x = 14,802,550,607,651,751,936
  5. Step 5: Solve for x
    x = 14,802,550,607,651,751,936/3,419,669,441.06
  6. Step 6: Final answer
    x = 4,328,649,555.98

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Double scale
Find fourth proportional to 3,419,669,442.06, 4,716,711,047.03 and 3,138,320,424.78
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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.