Home / 242,551,347.22-363,826,979.31-76,671,297.64

Finding the Fourth Proportional to 242,551,347.22, 363,826,979.31 and 76,671,297.64

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Solution

The fourth proportional to 242,551,347.22, 363,826,979.31 and 76,671,297.64 is: 115,006,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,551,347.22 : 363,826,979.31 = 76,671,297.64 : x
  2. Step 2: Convert to fraction form
    242,551,347.22/363,826,979.31 = 76,671,297.64/x
  3. Step 3: Cross multiply
    242,551,347.22x = 363,826,979.31 × 76,671,297.64
  4. Step 4: Simplify right side
    242,551,347.22x = 27,895,086,619,517,084
  5. Step 5: Solve for x
    x = 27,895,086,619,517,084/242,551,347.22
  6. Step 6: Final answer
    x = 115,006,933.33

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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.