Home / 422,757,315.90-634,135,973.85-241,358,787.90

Finding the Fourth Proportional to 422,757,315.90, 634,135,973.85 and 241,358,787.90

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Solution

The fourth proportional to 422,757,315.90, 634,135,973.85 and 241,358,787.90 is: 362,038,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,757,315.90 : 634,135,973.85 = 241,358,787.90 : x
  2. Step 2: Convert to fraction form
    422,757,315.90/634,135,973.85 = 241,358,787.90/x
  3. Step 3: Cross multiply
    422,757,315.90x = 634,135,973.85 × 241,358,787.90
  4. Step 4: Simplify right side
    422,757,315.90x = 153,054,290,012,222,112
  5. Step 5: Solve for x
    x = 153,054,290,012,222,112/422,757,315.90
  6. Step 6: Final answer
    x = 362,038,181.85

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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.