Home / 855,213,271.10-1,283,305,185.50-461,734,857.71

Finding the Fourth Proportional to 855,213,271.10, 1,283,305,185.50 and 461,734,857.71

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Solution

The fourth proportional to 855,213,271.10, 1,283,305,185.50 and 461,734,857.71 is: 692,864,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,213,271.10 : 1,283,305,185.50 = 461,734,857.71 : x
  2. Step 2: Convert to fraction form
    855,213,271.10/1,283,305,185.50 = 461,734,857.71/x
  3. Step 3: Cross multiply
    855,213,271.10x = 1,283,305,185.50 × 461,734,857.71
  4. Step 4: Simplify right side
    855,213,271.10x = 592,546,737,216,622,336
  5. Step 5: Solve for x
    x = 592,546,737,216,622,336/855,213,271.10
  6. Step 6: Final answer
    x = 692,864,291.57

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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.