Home / 1,827,296,426.05-2,521,662,043.31-991,913,689.33

Finding the Fourth Proportional to 1,827,296,426.05, 2,521,662,043.31 and 991,913,689.33

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Solution

The fourth proportional to 1,827,296,426.05, 2,521,662,043.31 and 991,913,689.33 is: 1,368,837,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,296,426.05 : 2,521,662,043.31 = 991,913,689.33 : x
  2. Step 2: Convert to fraction form
    1,827,296,426.05/2,521,662,043.31 = 991,913,689.33/x
  3. Step 3: Cross multiply
    1,827,296,426.05x = 2,521,662,043.31 × 991,913,689.33
  4. Step 4: Simplify right side
    1,827,296,426.05x = 2,501,271,100,618,088,960
  5. Step 5: Solve for x
    x = 2,501,271,100,618,088,960/1,827,296,426.05
  6. Step 6: Final answer
    x = 1,368,837,078.08

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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.