Home / 6,783,867,713.88-10,175,805,120.78-2,126,104,442.28

Finding the Fourth Proportional to 6,783,867,713.88, 10,175,805,120.78 and 2,126,104,442.28

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Solution

The fourth proportional to 6,783,867,713.88, 10,175,805,120.78 and 2,126,104,442.28 is: 3,189,157,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783,867,713.88 : 10,175,805,120.78 = 2,126,104,442.28 : x
  2. Step 2: Convert to fraction form
    6,783,867,713.88/10,175,805,120.78 = 2,126,104,442.28/x
  3. Step 3: Cross multiply
    6,783,867,713.88x = 10,175,805,120.78 × 2,126,104,442.28
  4. Step 4: Simplify right side
    6,783,867,713.88x = 21,634,824,471,065,931,776
  5. Step 5: Solve for x
    x = 21,634,824,471,065,931,776/6,783,867,713.88
  6. Step 6: Final answer
    x = 3,189,157,776.00

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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.