Home / 2,127,116,550.38-2,935,910,615.82-1,247,333,689.58

Finding the Fourth Proportional to 2,127,116,550.38, 2,935,910,615.82 and 1,247,333,689.58

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Solution

The fourth proportional to 2,127,116,550.38, 2,935,910,615.82 and 1,247,333,689.58 is: 1,721,607,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,116,550.38 : 2,935,910,615.82 = 1,247,333,689.58 : x
  2. Step 2: Convert to fraction form
    2,127,116,550.38/2,935,910,615.82 = 1,247,333,689.58/x
  3. Step 3: Cross multiply
    2,127,116,550.38x = 2,935,910,615.82 × 1,247,333,689.58
  4. Step 4: Simplify right side
    2,127,116,550.38x = 3,662,060,220,707,850,752
  5. Step 5: Solve for x
    x = 3,662,060,220,707,850,752/2,127,116,550.38
  6. Step 6: Final answer
    x = 1,721,607,694.72

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1.5x scale

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.