Home / 7,468,218,449.92-10,306,728,960-4,253,264,378.16

Finding the Fourth Proportional to 7,468,218,449.92, 10,306,728,960 and 4,253,264,378.16

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Solution

The fourth proportional to 7,468,218,449.92, 10,306,728,960 and 4,253,264,378.16 is: 5,869,839,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468,218,449.92 : 10,306,728,960 = 4,253,264,378.16 : x
  2. Step 2: Convert to fraction form
    7,468,218,449.92/10,306,728,960 = 4,253,264,378.16/x
  3. Step 3: Cross multiply
    7,468,218,449.92x = 10,306,728,960 × 4,253,264,378.16
  4. Step 4: Simplify right side
    7,468,218,449.92x = 43,837,243,140,918,059,008
  5. Step 5: Solve for x
    x = 43,837,243,140,918,059,008/7,468,218,449.92
  6. Step 6: Final answer
    x = 5,869,839,431.57

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Double scale
Find fourth proportional to 7,468,218,450.92, 10,306,728,961.38 and 4,253,264,379.16
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1.5x scale

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.