Home / 234,255,419,512.80-323,249,890,167.74-131,376,715,771.20

Finding the Fourth Proportional to 234,255,419,512.80, 323,249,890,167.74 and 131,376,715,771.20

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Solution

The fourth proportional to 234,255,419,512.80, 323,249,890,167.74 and 131,376,715,771.20 is: 181,287,199,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,255,419,512.80 : 323,249,890,167.74 = 131,376,715,771.20 : x
  2. Step 2: Convert to fraction form
    234,255,419,512.80/323,249,890,167.74 = 131,376,715,771.20/x
  3. Step 3: Cross multiply
    234,255,419,512.80x = 323,249,890,167.74 × 131,376,715,771.20
  4. Step 4: Simplify right side
    234,255,419,512.80x = 42,467,508,943,638,790,930,432
  5. Step 5: Solve for x
    x = 42,467,508,943,638,790,930,432/234,255,419,512.80
  6. Step 6: Final answer
    x = 181,287,199,382.46

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1.5x scale

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.