Home / 2,915,816,146.64-4,022,343,877.55-1,771,077,628.27

Finding the Fourth Proportional to 2,915,816,146.64, 4,022,343,877.55 and 1,771,077,628.27

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Solution

The fourth proportional to 2,915,816,146.64, 4,022,343,877.55 and 1,771,077,628.27 is: 2,443,186,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,816,146.64 : 4,022,343,877.55 = 1,771,077,628.27 : x
  2. Step 2: Convert to fraction form
    2,915,816,146.64/4,022,343,877.55 = 1,771,077,628.27/x
  3. Step 3: Cross multiply
    2,915,816,146.64x = 4,022,343,877.55 × 1,771,077,628.27
  4. Step 4: Simplify right side
    2,915,816,146.64x = 7,123,883,254,708,642,816
  5. Step 5: Solve for x
    x = 7,123,883,254,708,642,816/2,915,816,146.64
  6. Step 6: Final answer
    x = 2,443,186,708.78

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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.