Home / 10,469,257,549.68-14,447,622,280.68-5,711,519,007.12

Finding the Fourth Proportional to 10,469,257,549.68, 14,447,622,280.68 and 5,711,519,007.12

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Solution

The fourth proportional to 10,469,257,549.68, 14,447,622,280.68 and 5,711,519,007.12 is: 7,881,921,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469,257,549.68 : 14,447,622,280.68 = 5,711,519,007.12 : x
  2. Step 2: Convert to fraction form
    10,469,257,549.68/14,447,622,280.68 = 5,711,519,007.12/x
  3. Step 3: Cross multiply
    10,469,257,549.68x = 14,447,622,280.68 × 5,711,519,007.12
  4. Step 4: Simplify right side
    10,469,257,549.68x = 82,517,869,263,794,225,152
  5. Step 5: Solve for x
    x = 82,517,869,263,794,225,152/10,469,257,549.68
  6. Step 6: Final answer
    x = 7,881,921,795.53

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Double scale
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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.