Home / 5,391,344,005.63-8,087,884,999.91-1,660,633,662.19

Finding the Fourth Proportional to 5,391,344,005.63, 8,087,884,999.91 and 1,660,633,662.19

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Solution

The fourth proportional to 5,391,344,005.63, 8,087,884,999.91 and 1,660,633,662.19 is: 2,491,218,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,344,005.63 : 8,087,884,999.91 = 1,660,633,662.19 : x
  2. Step 2: Convert to fraction form
    5,391,344,005.63/8,087,884,999.91 = 1,660,633,662.19/x
  3. Step 3: Cross multiply
    5,391,344,005.63x = 8,087,884,999.91 × 1,660,633,662.19
  4. Step 4: Simplify right side
    5,391,344,005.63x = 13,431,014,086,756,042,752
  5. Step 5: Solve for x
    x = 13,431,014,086,756,042,752/5,391,344,005.63
  6. Step 6: Final answer
    x = 2,491,218,158.72

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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.