Home / 442,436,973,807.21-610,556,526,022.83-247,123,106,035.39

Finding the Fourth Proportional to 442,436,973,807.21, 610,556,526,022.83 and 247,123,106,035.39

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Solution

The fourth proportional to 442,436,973,807.21, 610,556,526,022.83 and 247,123,106,035.39 is: 341,026,256,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,436,973,807.21 : 610,556,526,022.83 = 247,123,106,035.39 : x
  2. Step 2: Convert to fraction form
    442,436,973,807.21/610,556,526,022.83 = 247,123,106,035.39/x
  3. Step 3: Cross multiply
    442,436,973,807.21x = 610,556,526,022.83 × 247,123,106,035.39
  4. Step 4: Simplify right side
    442,436,973,807.21x = 150,882,625,120,939,167,186,944
  5. Step 5: Solve for x
    x = 150,882,625,120,939,167,186,944/442,436,973,807.21
  6. Step 6: Final answer
    x = 341,026,256,966.23

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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.