Home / 160,103,455.48-220,942,957.44-86,764,597.48

Finding the Fourth Proportional to 160,103,455.48, 220,942,957.44 and 86,764,597.48

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Solution

The fourth proportional to 160,103,455.48, 220,942,957.44 and 86,764,597.48 is: 119,735,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,103,455.48 : 220,942,957.44 = 86,764,597.48 : x
  2. Step 2: Convert to fraction form
    160,103,455.48/220,942,957.44 = 86,764,597.48/x
  3. Step 3: Cross multiply
    160,103,455.48x = 220,942,957.44 × 86,764,597.48
  4. Step 4: Simplify right side
    160,103,455.48x = 19,170,026,768,322,372
  5. Step 5: Solve for x
    x = 19,170,026,768,322,372/160,103,455.48
  6. Step 6: Final answer
    x = 119,735,246.88

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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.