Home / 99,861,238.80-149,808,252.60-30,774,054.60

Finding the Fourth Proportional to 99,861,238.80, 149,808,252.60 and 30,774,054.60

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Solution

The fourth proportional to 99,861,238.80, 149,808,252.60 and 30,774,054.60 is: 46,166,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,861,238.80 : 149,808,252.60 = 30,774,054.60 : x
  2. Step 2: Convert to fraction form
    99,861,238.80/149,808,252.60 = 30,774,054.60/x
  3. Step 3: Cross multiply
    99,861,238.80x = 149,808,252.60 × 30,774,054.60
  4. Step 4: Simplify right side
    99,861,238.80x = 4,610,207,345,042,992
  5. Step 5: Solve for x
    x = 4,610,207,345,042,992/99,861,238.80
  6. Step 6: Final answer
    x = 46,166,134.13

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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.