Home / 287,886,533,548.50-633,349,366,872.75

Finding the Third Proportional to 287,886,533,548.50 and 633,349,366,872.75

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Solution

The third proportional to 287,886,533,548.50 and 633,349,366,872.75 is: 1,393,366,391,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,886,533,548.50 : 633,349,366,872.75 = 633,349,366,872.75 : x
  2. Step 2: Convert to fraction form
    287,886,533,548.50/633,349,366,872.75 = 633,349,366,872.75/x
  3. Step 3: Cross multiply
    287,886,533,548.50x = 633,349,366,872.75 × 633,349,366,872.75
  4. Step 4: Simplify right side
    287,886,533,548.50x = 401,131,420,518,113,272,135,680
  5. Step 5: Solve for x
    x = 401,131,420,518,113,272,135,680/287,886,533,548.50
  6. Step 6: Final answer
    x = 1,393,366,391,868.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.