Home / 172,056,258.40-258,048,520.80-62,932,831.60

Finding the Fourth Proportional to 172,056,258.40, 258,048,520.80 and 62,932,831.60

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Solution

The fourth proportional to 172,056,258.40, 258,048,520.80 and 62,932,831.60 is: 94,386,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,056,258.40 : 258,048,520.80 = 62,932,831.60 : x
  2. Step 2: Convert to fraction form
    172,056,258.40/258,048,520.80 = 62,932,831.60/x
  3. Step 3: Cross multiply
    172,056,258.40x = 258,048,520.80 × 62,932,831.60
  4. Step 4: Simplify right side
    172,056,258.40x = 16,239,724,104,135,498
  5. Step 5: Solve for x
    x = 16,239,724,104,135,498/172,056,258.40
  6. Step 6: Final answer
    x = 94,386,128.44

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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.