Home / 1,283,313,566.17-1,921,655,113.31-885,699,049.17

Finding the Fourth Proportional to 1,283,313,566.17, 1,921,655,113.31 and 885,699,049.17

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Solution

The fourth proportional to 1,283,313,566.17, 1,921,655,113.31 and 885,699,049.17 is: 1,326,260,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,313,566.17 : 1,921,655,113.31 = 885,699,049.17 : x
  2. Step 2: Convert to fraction form
    1,283,313,566.17/1,921,655,113.31 = 885,699,049.17/x
  3. Step 3: Cross multiply
    1,283,313,566.17x = 1,921,655,113.31 × 885,699,049.17
  4. Step 4: Simplify right side
    1,283,313,566.17x = 1,702,008,106,691,711,232
  5. Step 5: Solve for x
    x = 1,702,008,106,691,711,232/1,283,313,566.17
  6. Step 6: Final answer
    x = 1,326,260,511.51

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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.