Home / 259,890,666.50-358,666,716.16-146,820,942.21

Finding the Fourth Proportional to 259,890,666.50, 358,666,716.16 and 146,820,942.21

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Solution

The fourth proportional to 259,890,666.50, 358,666,716.16 and 146,820,942.21 is: 202,622,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,890,666.50 : 358,666,716.16 = 146,820,942.21 : x
  2. Step 2: Convert to fraction form
    259,890,666.50/358,666,716.16 = 146,820,942.21/x
  3. Step 3: Cross multiply
    259,890,666.50x = 358,666,716.16 × 146,820,942.21
  4. Step 4: Simplify right side
    259,890,666.50x = 52,659,785,207,207,656
  5. Step 5: Solve for x
    x = 52,659,785,207,207,656/259,890,666.50
  6. Step 6: Final answer
    x = 202,622,841.05

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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.