Home / 204,634,020.96-306,999,269.52-66,459,162.72

Finding the Fourth Proportional to 204,634,020.96, 306,999,269.52 and 66,459,162.72

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Solution

The fourth proportional to 204,634,020.96, 306,999,269.52 and 66,459,162.72 is: 99,704,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,634,020.96 : 306,999,269.52 = 66,459,162.72 : x
  2. Step 2: Convert to fraction form
    204,634,020.96/306,999,269.52 = 66,459,162.72/x
  3. Step 3: Cross multiply
    204,634,020.96x = 306,999,269.52 × 66,459,162.72
  4. Step 4: Simplify right side
    204,634,020.96x = 20,402,914,407,950,816
  5. Step 5: Solve for x
    x = 20,402,914,407,950,816/204,634,020.96
  6. Step 6: Final answer
    x = 99,704,410.40

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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.