Home / 379,161,030.96-567,822,138.12-262,248,268.32

Finding the Fourth Proportional to 379,161,030.96, 567,822,138.12 and 262,248,268.32

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Solution

The fourth proportional to 379,161,030.96, 567,822,138.12 and 262,248,268.32 is: 392,736,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,161,030.96 : 567,822,138.12 = 262,248,268.32 : x
  2. Step 2: Convert to fraction form
    379,161,030.96/567,822,138.12 = 262,248,268.32/x
  3. Step 3: Cross multiply
    379,161,030.96x = 567,822,138.12 × 262,248,268.32
  4. Step 4: Simplify right side
    379,161,030.96x = 148,910,372,435,729,856
  5. Step 5: Solve for x
    x = 148,910,372,435,729,856/379,161,030.96
  6. Step 6: Final answer
    x = 392,736,489.98

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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.