Home / 93,025,951.81-128,375,815.22-51,782,587.27

Finding the Fourth Proportional to 93,025,951.81, 128,375,815.22 and 51,782,587.27

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Solution

The fourth proportional to 93,025,951.81, 128,375,815.22 and 51,782,587.27 is: 71,459,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,025,951.81 : 128,375,815.22 = 51,782,587.27 : x
  2. Step 2: Convert to fraction form
    93,025,951.81/128,375,815.22 = 51,782,587.27/x
  3. Step 3: Cross multiply
    93,025,951.81x = 128,375,815.22 × 51,782,587.27
  4. Step 4: Simplify right side
    93,025,951.81x = 6,647,631,854,987,045
  5. Step 5: Solve for x
    x = 6,647,631,854,987,045/93,025,951.81
  6. Step 6: Final answer
    x = 71,459,971.39

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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.