Home / 170,947,220.80-256,420,831.20-73,835,235.40

Finding the Fourth Proportional to 170,947,220.80, 256,420,831.20 and 73,835,235.40

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Solution

The fourth proportional to 170,947,220.80, 256,420,831.20 and 73,835,235.40 is: 110,752,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,947,220.80 : 256,420,831.20 = 73,835,235.40 : x
  2. Step 2: Convert to fraction form
    170,947,220.80/256,420,831.20 = 73,835,235.40/x
  3. Step 3: Cross multiply
    170,947,220.80x = 256,420,831.20 × 73,835,235.40
  4. Step 4: Simplify right side
    170,947,220.80x = 18,932,892,433,115,664
  5. Step 5: Solve for x
    x = 18,932,892,433,115,664/170,947,220.80
  6. Step 6: Final answer
    x = 110,752,853.10

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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.