Home / 12,065,980,395.72-16,650,791,828.94-6,985,558,546.32

Finding the Fourth Proportional to 12,065,980,395.72, 16,650,791,828.94 and 6,985,558,546.32

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Solution

The fourth proportional to 12,065,980,395.72, 16,650,791,828.94 and 6,985,558,546.32 is: 9,639,919,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,980,395.72 : 16,650,791,828.94 = 6,985,558,546.32 : x
  2. Step 2: Convert to fraction form
    12,065,980,395.72/16,650,791,828.94 = 6,985,558,546.32/x
  3. Step 3: Cross multiply
    12,065,980,395.72x = 16,650,791,828.94 × 6,985,558,546.32
  4. Step 4: Simplify right side
    12,065,980,395.72x = 116,315,081,163,647,041,536
  5. Step 5: Solve for x
    x = 116,315,081,163,647,041,536/12,065,980,395.72
  6. Step 6: Final answer
    x = 9,639,919,621.03

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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.