Home / 2,177,051,365.61-3,263,508,233.89-1,387,889,824.13

Finding the Fourth Proportional to 2,177,051,365.61, 3,263,508,233.89 and 1,387,889,824.13

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Solution

The fourth proportional to 2,177,051,365.61, 3,263,508,233.89 and 1,387,889,824.13 is: 2,080,515,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,051,365.61 : 3,263,508,233.89 = 1,387,889,824.13 : x
  2. Step 2: Convert to fraction form
    2,177,051,365.61/3,263,508,233.89 = 1,387,889,824.13/x
  3. Step 3: Cross multiply
    2,177,051,365.61x = 3,263,508,233.89 × 1,387,889,824.13
  4. Step 4: Simplify right side
    2,177,051,365.61x = 4,529,389,868,780,399,104
  5. Step 5: Solve for x
    x = 4,529,389,868,780,399,104/2,177,051,365.61
  6. Step 6: Final answer
    x = 2,080,515,848.33

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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.