Home / 160,222,005.97-221,115,634.85-89,657,000.26

Finding the Fourth Proportional to 160,222,005.97, 221,115,634.85 and 89,657,000.26

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Solution

The fourth proportional to 160,222,005.97, 221,115,634.85 and 89,657,000.26 is: 123,731,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,222,005.97 : 221,115,634.85 = 89,657,000.26 : x
  2. Step 2: Convert to fraction form
    160,222,005.97/221,115,634.85 = 89,657,000.26/x
  3. Step 3: Cross multiply
    160,222,005.97x = 221,115,634.85 × 89,657,000.26
  4. Step 4: Simplify right side
    160,222,005.97x = 19,824,564,531,236,516
  5. Step 5: Solve for x
    x = 19,824,564,531,236,516/160,222,005.97
  6. Step 6: Final answer
    x = 123,731,845.77

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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.