Home / 472,852,831.20-708,084,853.20-310,415,301.60

Finding the Fourth Proportional to 472,852,831.20, 708,084,853.20 and 310,415,301.60

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Solution

The fourth proportional to 472,852,831.20, 708,084,853.20 and 310,415,301.60 is: 464,838,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,852,831.20 : 708,084,853.20 = 310,415,301.60 : x
  2. Step 2: Convert to fraction form
    472,852,831.20/708,084,853.20 = 310,415,301.60/x
  3. Step 3: Cross multiply
    472,852,831.20x = 708,084,853.20 × 310,415,301.60
  4. Step 4: Simplify right side
    472,852,831.20x = 219,800,373,264,469,760
  5. Step 5: Solve for x
    x = 219,800,373,264,469,760/472,852,831.20
  6. Step 6: Final answer
    x = 464,838,864.78

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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.