Home / 123,922,643.60-185,883,965.40-110,530,330.40

Finding the Fourth Proportional to 123,922,643.60, 185,883,965.40 and 110,530,330.40

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Solution

The fourth proportional to 123,922,643.60, 185,883,965.40 and 110,530,330.40 is: 165,795,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,922,643.60 : 185,883,965.40 = 110,530,330.40 : x
  2. Step 2: Convert to fraction form
    123,922,643.60/185,883,965.40 = 110,530,330.40/x
  3. Step 3: Cross multiply
    123,922,643.60x = 185,883,965.40 × 110,530,330.40
  4. Step 4: Simplify right side
    123,922,643.60x = 20,545,816,111,724,168
  5. Step 5: Solve for x
    x = 20,545,816,111,724,168/123,922,643.60
  6. Step 6: Final answer
    x = 165,795,495.60

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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.