Home / 267,972,073,438.77-402,076,810,640.29-140,456,460,557.49

Finding the Fourth Proportional to 267,972,073,438.77, 402,076,810,640.29 and 140,456,460,557.49

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Solution

The fourth proportional to 267,972,073,438.77, 402,076,810,640.29 and 140,456,460,557.49 is: 210,746,907,205.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,972,073,438.77 : 402,076,810,640.29 = 140,456,460,557.49 : x
  2. Step 2: Convert to fraction form
    267,972,073,438.77/402,076,810,640.29 = 140,456,460,557.49/x
  3. Step 3: Cross multiply
    267,972,073,438.77x = 402,076,810,640.29 × 140,456,460,557.49
  4. Step 4: Simplify right side
    267,972,073,438.77x = 56,474,285,694,779,257,782,272
  5. Step 5: Solve for x
    x = 56,474,285,694,779,257,782,272/267,972,073,438.77
  6. Step 6: Final answer
    x = 210,746,907,205.92

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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.