Home / 306,724,710.80-459,919,104.60-124,766,310.80

Finding the Fourth Proportional to 306,724,710.80, 459,919,104.60 and 124,766,310.80

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Solution

The fourth proportional to 306,724,710.80, 459,919,104.60 and 124,766,310.80 is: 187,081,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,724,710.80 : 459,919,104.60 = 124,766,310.80 : x
  2. Step 2: Convert to fraction form
    306,724,710.80/459,919,104.60 = 124,766,310.80/x
  3. Step 3: Cross multiply
    306,724,710.80x = 459,919,104.60 × 124,766,310.80
  4. Step 4: Simplify right side
    306,724,710.80x = 57,382,409,947,381,312
  5. Step 5: Solve for x
    x = 57,382,409,947,381,312/306,724,710.80
  6. Step 6: Final answer
    x = 187,081,144.51

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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.