Home / 123,922,908.80-185,884,363.20-111,593,477.60

Finding the Fourth Proportional to 123,922,908.80, 185,884,363.20 and 111,593,477.60

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Solution

The fourth proportional to 123,922,908.80, 185,884,363.20 and 111,593,477.60 is: 167,390,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,922,908.80 : 185,884,363.20 = 111,593,477.60 : x
  2. Step 2: Convert to fraction form
    123,922,908.80/185,884,363.20 = 111,593,477.60/x
  3. Step 3: Cross multiply
    123,922,908.80x = 185,884,363.20 × 111,593,477.60
  4. Step 4: Simplify right side
    123,922,908.80x = 20,743,482,520,949,460
  5. Step 5: Solve for x
    x = 20,743,482,520,949,460/123,922,908.80
  6. Step 6: Final answer
    x = 167,390,216.40

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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.