Home / 319,764,263.96-479,692,150.29-98,454,329.09

Finding the Fourth Proportional to 319,764,263.96, 479,692,150.29 and 98,454,329.09

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Solution

The fourth proportional to 319,764,263.96, 479,692,150.29 and 98,454,329.09 is: 147,695,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,764,263.96 : 479,692,150.29 = 98,454,329.09 : x
  2. Step 2: Convert to fraction form
    319,764,263.96/479,692,150.29 = 98,454,329.09/x
  3. Step 3: Cross multiply
    319,764,263.96x = 479,692,150.29 × 98,454,329.09
  4. Step 4: Simplify right side
    319,764,263.96x = 47,227,768,824,321,560
  5. Step 5: Solve for x
    x = 47,227,768,824,321,560/319,764,263.96
  6. Step 6: Final answer
    x = 147,695,581.24

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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.