Home / 10,781,717,967.09-14,879,540,724.03-5,958,979,203.15

Finding the Fourth Proportional to 10,781,717,967.09, 14,879,540,724.03 and 5,958,979,203.15

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Solution

The fourth proportional to 10,781,717,967.09, 14,879,540,724.03 and 5,958,979,203.15 is: 8,223,816,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,717,967.09 : 14,879,540,724.03 = 5,958,979,203.15 : x
  2. Step 2: Convert to fraction form
    10,781,717,967.09/14,879,540,724.03 = 5,958,979,203.15/x
  3. Step 3: Cross multiply
    10,781,717,967.09x = 14,879,540,724.03 × 5,958,979,203.15
  4. Step 4: Simplify right side
    10,781,717,967.09x = 88,666,873,726,918,262,784
  5. Step 5: Solve for x
    x = 88,666,873,726,918,262,784/10,781,717,967.09
  6. Step 6: Final answer
    x = 8,223,816,834.90

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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.