Home / 1,283,313,566.29-1,921,655,113.50-885,699,049.29

Finding the Fourth Proportional to 1,283,313,566.29, 1,921,655,113.50 and 885,699,049.29

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Solution

The fourth proportional to 1,283,313,566.29, 1,921,655,113.50 and 885,699,049.29 is: 1,326,260,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,313,566.29 : 1,921,655,113.50 = 885,699,049.29 : x
  2. Step 2: Convert to fraction form
    1,283,313,566.29/1,921,655,113.50 = 885,699,049.29/x
  3. Step 3: Cross multiply
    1,283,313,566.29x = 1,921,655,113.50 × 885,699,049.29
  4. Step 4: Simplify right side
    1,283,313,566.29x = 1,702,008,107,090,216,960
  5. Step 5: Solve for x
    x = 1,702,008,107,090,216,960/1,283,313,566.29
  6. Step 6: Final answer
    x = 1,326,260,511.69

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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.