Home / 1,061,661,785.01-1,465,721,730.75-943,861,742.57

Finding the Fourth Proportional to 1,061,661,785.01, 1,465,721,730.75 and 943,861,742.57

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Solution

The fourth proportional to 1,061,661,785.01, 1,465,721,730.75 and 943,861,742.57 is: 1,303,087,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,661,785.01 : 1,465,721,730.75 = 943,861,742.57 : x
  2. Step 2: Convert to fraction form
    1,061,661,785.01/1,465,721,730.75 = 943,861,742.57/x
  3. Step 3: Cross multiply
    1,061,661,785.01x = 1,465,721,730.75 × 943,861,742.57
  4. Step 4: Simplify right side
    1,061,661,785.01x = 1,383,438,666,901,082,880
  5. Step 5: Solve for x
    x = 1,383,438,666,901,082,880/1,061,661,785.01
  6. Step 6: Final answer
    x = 1,303,087,938.58

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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.