Home / 1,309,335,694.17-1,964,262,268.16-480,297,034.39

Finding the Fourth Proportional to 1,309,335,694.17, 1,964,262,268.16 and 480,297,034.39

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Solution

The fourth proportional to 1,309,335,694.17, 1,964,262,268.16 and 480,297,034.39 is: 720,540,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,335,694.17 : 1,964,262,268.16 = 480,297,034.39 : x
  2. Step 2: Convert to fraction form
    1,309,335,694.17/1,964,262,268.16 = 480,297,034.39/x
  3. Step 3: Cross multiply
    1,309,335,694.17x = 1,964,262,268.16 × 480,297,034.39
  4. Step 4: Simplify right side
    1,309,335,694.17x = 943,429,342,165,148,160
  5. Step 5: Solve for x
    x = 943,429,342,165,148,160/1,309,335,694.17
  6. Step 6: Final answer
    x = 720,540,459.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.