Home / 177,542,773,871.92-245,035,556,201.24-139,765,258,500.46

Finding the Fourth Proportional to 177,542,773,871.92, 245,035,556,201.24 and 139,765,258,500.46

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Solution

The fourth proportional to 177,542,773,871.92, 245,035,556,201.24 and 139,765,258,500.46 is: 192,896,940,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,542,773,871.92 : 245,035,556,201.24 = 139,765,258,500.46 : x
  2. Step 2: Convert to fraction form
    177,542,773,871.92/245,035,556,201.24 = 139,765,258,500.46/x
  3. Step 3: Cross multiply
    177,542,773,871.92x = 245,035,556,201.24 × 139,765,258,500.46
  4. Step 4: Simplify right side
    177,542,773,871.92x = 34,247,457,854,270,298,128,384
  5. Step 5: Solve for x
    x = 34,247,457,854,270,298,128,384/177,542,773,871.92
  6. Step 6: Final answer
    x = 192,896,940,311.28

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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.