Home / 9,986,393,855.32-13,775,998,690.11-6,174,698,359.48

Finding the Fourth Proportional to 9,986,393,855.32, 13,775,998,690.11 and 6,174,698,359.48

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Solution

The fourth proportional to 9,986,393,855.32, 13,775,998,690.11 and 6,174,698,359.48 is: 8,517,853,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,393,855.32 : 13,775,998,690.11 = 6,174,698,359.48 : x
  2. Step 2: Convert to fraction form
    9,986,393,855.32/13,775,998,690.11 = 6,174,698,359.48/x
  3. Step 3: Cross multiply
    9,986,393,855.32x = 13,775,998,690.11 × 6,174,698,359.48
  4. Step 4: Simplify right side
    9,986,393,855.32x = 85,062,636,512,020,840,448
  5. Step 5: Solve for x
    x = 85,062,636,512,020,840,448/9,986,393,855.32
  6. Step 6: Final answer
    x = 8,517,853,165.46

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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.