Home / 10,961,990,958.48-15,127,558,718.45-5,949,739,415.40

Finding the Fourth Proportional to 10,961,990,958.48, 15,127,558,718.45 and 5,949,739,415.40

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Solution

The fourth proportional to 10,961,990,958.48, 15,127,558,718.45 and 5,949,739,415.40 is: 8,210,646,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,990,958.48 : 15,127,558,718.45 = 5,949,739,415.40 : x
  2. Step 2: Convert to fraction form
    10,961,990,958.48/15,127,558,718.45 = 5,949,739,415.40/x
  3. Step 3: Cross multiply
    10,961,990,958.48x = 15,127,558,718.45 × 5,949,739,415.40
  4. Step 4: Simplify right side
    10,961,990,958.48x = 90,005,032,365,910,114,304
  5. Step 5: Solve for x
    x = 90,005,032,365,910,114,304/10,961,990,958.48
  6. Step 6: Final answer
    x = 8,210,646,469.86

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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.