Home / 160,392,230.80-221,341,493.64-87,053,353.36

Finding the Fourth Proportional to 160,392,230.80, 221,341,493.64 and 87,053,353.36

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Solution

The fourth proportional to 160,392,230.80, 221,341,493.64 and 87,053,353.36 is: 120,133,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,392,230.80 : 221,341,493.64 = 87,053,353.36 : x
  2. Step 2: Convert to fraction form
    160,392,230.80/221,341,493.64 = 87,053,353.36/x
  3. Step 3: Cross multiply
    160,392,230.80x = 221,341,493.64 × 87,053,353.36
  4. Step 4: Simplify right side
    160,392,230.80x = 19,268,519,259,073,112
  5. Step 5: Solve for x
    x = 19,268,519,259,073,112/160,392,230.80
  6. Step 6: Final answer
    x = 120,133,744.40

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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.