Home / 85,413,883.28-117,870,542.82-46,254,751.61

Finding the Fourth Proportional to 85,413,883.28, 117,870,542.82 and 46,254,751.61

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Solution

The fourth proportional to 85,413,883.28, 117,870,542.82 and 46,254,751.61 is: 63,831,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,413,883.28 : 117,870,542.82 = 46,254,751.61 : x
  2. Step 2: Convert to fraction form
    85,413,883.28/117,870,542.82 = 46,254,751.61/x
  3. Step 3: Cross multiply
    85,413,883.28x = 117,870,542.82 × 46,254,751.61
  4. Step 4: Simplify right side
    85,413,883.28x = 5,452,072,679,685,616
  5. Step 5: Solve for x
    x = 5,452,072,679,685,616/85,413,883.28
  6. Step 6: Final answer
    x = 63,831,223.57

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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.