Home / 663,283,201,501.20-994,924,802,251.80-328,551,899,005.17

Finding the Fourth Proportional to 663,283,201,501.20, 994,924,802,251.80 and 328,551,899,005.17

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Solution

The fourth proportional to 663,283,201,501.20, 994,924,802,251.80 and 328,551,899,005.17 is: 492,827,848,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,283,201,501.20 : 994,924,802,251.80 = 328,551,899,005.17 : x
  2. Step 2: Convert to fraction form
    663,283,201,501.20/994,924,802,251.80 = 328,551,899,005.17/x
  3. Step 3: Cross multiply
    663,283,201,501.20x = 994,924,802,251.80 × 328,551,899,005.17
  4. Step 4: Simplify right side
    663,283,201,501.20x = 326,884,433,147,172,141,137,920
  5. Step 5: Solve for x
    x = 326,884,433,147,172,141,137,920/663,283,201,501.20
  6. Step 6: Final answer
    x = 492,827,848,507.76

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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.