Home / 3,953,785,035.80-5,456,306,705-2,169,622,882.64

Finding the Fourth Proportional to 3,953,785,035.80, 5,456,306,705 and 2,169,622,882.64

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Solution

The fourth proportional to 3,953,785,035.80, 5,456,306,705 and 2,169,622,882.64 is: 2,994,125,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,785,035.80 : 5,456,306,705 = 2,169,622,882.64 : x
  2. Step 2: Convert to fraction form
    3,953,785,035.80/5,456,306,705 = 2,169,622,882.64/x
  3. Step 3: Cross multiply
    3,953,785,035.80x = 5,456,306,705 × 2,169,622,882.64
  4. Step 4: Simplify right side
    3,953,785,035.80x = 11,838,127,881,870,059,520
  5. Step 5: Solve for x
    x = 11,838,127,881,870,059,520/3,953,785,035.80
  6. Step 6: Final answer
    x = 2,994,125,319.08

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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.