Home / 345,177,677.80-476,341,976.10-188,544,724.84

Finding the Fourth Proportional to 345,177,677.80, 476,341,976.10 and 188,544,724.84

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Solution

The fourth proportional to 345,177,677.80, 476,341,976.10 and 188,544,724.84 is: 260,189,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,177,677.80 : 476,341,976.10 = 188,544,724.84 : x
  2. Step 2: Convert to fraction form
    345,177,677.80/476,341,976.10 = 188,544,724.84/x
  3. Step 3: Cross multiply
    345,177,677.80x = 476,341,976.10 × 188,544,724.84
  4. Step 4: Simplify right side
    345,177,677.80x = 89,811,766,813,516,368
  5. Step 5: Solve for x
    x = 89,811,766,813,516,368/345,177,677.80
  6. Step 6: Final answer
    x = 260,189,961.84

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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.