Home / 7,202,691,019.32-10,816,400,613.20-4,420,993,971.24

Finding the Fourth Proportional to 7,202,691,019.32, 10,816,400,613.20 and 4,420,993,971.24

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Solution

The fourth proportional to 7,202,691,019.32, 10,816,400,613.20 and 4,420,993,971.24 is: 6,639,080,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,691,019.32 : 10,816,400,613.20 = 4,420,993,971.24 : x
  2. Step 2: Convert to fraction form
    7,202,691,019.32/10,816,400,613.20 = 4,420,993,971.24/x
  3. Step 3: Cross multiply
    7,202,691,019.32x = 10,816,400,613.20 × 4,420,993,971.24
  4. Step 4: Simplify right side
    7,202,691,019.32x = 47,819,241,901,473,841,152
  5. Step 5: Solve for x
    x = 47,819,241,901,473,841,152/7,202,691,019.32
  6. Step 6: Final answer
    x = 6,639,080,001.24

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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.