Home / 131,772,041.77-197,657,067.43-39,655,383.25

Finding the Fourth Proportional to 131,772,041.77, 197,657,067.43 and 39,655,383.25

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Solution

The fourth proportional to 131,772,041.77, 197,657,067.43 and 39,655,383.25 is: 59,482,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,772,041.77 : 197,657,067.43 = 39,655,383.25 : x
  2. Step 2: Convert to fraction form
    131,772,041.77/197,657,067.43 = 39,655,383.25/x
  3. Step 3: Cross multiply
    131,772,041.77x = 197,657,067.43 × 39,655,383.25
  4. Step 4: Simplify right side
    131,772,041.77x = 7,838,166,761,007,743
  5. Step 5: Solve for x
    x = 7,838,166,761,007,743/131,772,041.77
  6. Step 6: Final answer
    x = 59,482,775.37

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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.