Home / 354,985,659.44-532,535,706.79-109,342,180.16

Finding the Fourth Proportional to 354,985,659.44, 532,535,706.79 and 109,342,180.16

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Solution

The fourth proportional to 354,985,659.44, 532,535,706.79 and 109,342,180.16 is: 164,030,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,985,659.44 : 532,535,706.79 = 109,342,180.16 : x
  2. Step 2: Convert to fraction form
    354,985,659.44/532,535,706.79 = 109,342,180.16/x
  3. Step 3: Cross multiply
    354,985,659.44x = 532,535,706.79 × 109,342,180.16
  4. Step 4: Simplify right side
    354,985,659.44x = 58,228,615,190,255,728
  5. Step 5: Solve for x
    x = 58,228,615,190,255,728/354,985,659.44
  6. Step 6: Final answer
    x = 164,030,894.33

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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.