Home / 19,815,651,139.60-27,345,603,036.32-10,904,979,892.60

Finding the Fourth Proportional to 19,815,651,139.60, 27,345,603,036.32 and 10,904,979,892.60

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Solution

The fourth proportional to 19,815,651,139.60, 27,345,603,036.32 and 10,904,979,892.60 is: 15,048,874,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,815,651,139.60 : 27,345,603,036.32 = 10,904,979,892.60 : x
  2. Step 2: Convert to fraction form
    19,815,651,139.60/27,345,603,036.32 = 10,904,979,892.60/x
  3. Step 3: Cross multiply
    19,815,651,139.60x = 27,345,603,036.32 × 10,904,979,892.60
  4. Step 4: Simplify right side
    19,815,651,139.60x = 298,203,251,262,091,100,160
  5. Step 5: Solve for x
    x = 298,203,251,262,091,100,160/19,815,651,139.60
  6. Step 6: Final answer
    x = 15,048,874,708.24

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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.