Home / 1,617,068,897.11-2,231,561,802.68-874,512,959.86

Finding the Fourth Proportional to 1,617,068,897.11, 2,231,561,802.68 and 874,512,959.86

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Solution

The fourth proportional to 1,617,068,897.11, 2,231,561,802.68 and 874,512,959.86 is: 1,206,831,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,068,897.11 : 2,231,561,802.68 = 874,512,959.86 : x
  2. Step 2: Convert to fraction form
    1,617,068,897.11/2,231,561,802.68 = 874,512,959.86/x
  3. Step 3: Cross multiply
    1,617,068,897.11x = 2,231,561,802.68 × 874,512,959.86
  4. Step 4: Simplify right side
    1,617,068,897.11x = 1,951,529,717,172,204,032
  5. Step 5: Solve for x
    x = 1,951,529,717,172,204,032/1,617,068,897.11
  6. Step 6: Final answer
    x = 1,206,831,521.32

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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.