Home / 1,827,296,428.05-2,521,662,046.07-991,913,691.33

Finding the Fourth Proportional to 1,827,296,428.05, 2,521,662,046.07 and 991,913,691.33

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Solution

The fourth proportional to 1,827,296,428.05, 2,521,662,046.07 and 991,913,691.33 is: 1,368,837,080.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,296,428.05 : 2,521,662,046.07 = 991,913,691.33 : x
  2. Step 2: Convert to fraction form
    1,827,296,428.05/2,521,662,046.07 = 991,913,691.33/x
  3. Step 3: Cross multiply
    1,827,296,428.05x = 2,521,662,046.07 × 991,913,691.33
  4. Step 4: Simplify right side
    1,827,296,428.05x = 2,501,271,108,404,054,528
  5. Step 5: Solve for x
    x = 2,501,271,108,404,054,528/1,827,296,428.05
  6. Step 6: Final answer
    x = 1,368,837,080.84

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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.