Home / 2,788,416,912.69-3,848,084,343.63-1,518,327,524.79

Finding the Fourth Proportional to 2,788,416,912.69, 3,848,084,343.63 and 1,518,327,524.79

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Solution

The fourth proportional to 2,788,416,912.69, 3,848,084,343.63 and 1,518,327,524.79 is: 2,095,329,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,416,912.69 : 3,848,084,343.63 = 1,518,327,524.79 : x
  2. Step 2: Convert to fraction form
    2,788,416,912.69/3,848,084,343.63 = 1,518,327,524.79/x
  3. Step 3: Cross multiply
    2,788,416,912.69x = 3,848,084,343.63 × 1,518,327,524.79
  4. Step 4: Simplify right side
    2,788,416,912.69x = 5,842,652,376,646,889,472
  5. Step 5: Solve for x
    x = 5,842,652,376,646,889,472/2,788,416,912.69
  6. Step 6: Final answer
    x = 2,095,329,557.81

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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.