Home / 160,684,148.52-221,538,840.21-104,068,861.56

Finding the Fourth Proportional to 160,684,148.52, 221,538,840.21 and 104,068,861.56

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Solution

The fourth proportional to 160,684,148.52, 221,538,840.21 and 104,068,861.56 is: 143,482,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,684,148.52 : 221,538,840.21 = 104,068,861.56 : x
  2. Step 2: Convert to fraction form
    160,684,148.52/221,538,840.21 = 104,068,861.56/x
  3. Step 3: Cross multiply
    160,684,148.52x = 221,538,840.21 × 104,068,861.56
  4. Step 4: Simplify right side
    160,684,148.52x = 23,055,294,891,977,452
  5. Step 5: Solve for x
    x = 23,055,294,891,977,452/160,684,148.52
  6. Step 6: Final answer
    x = 143,482,074.02

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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.