Home / 239,905,128.96-359,990,480.88-117,084,463.74

Finding the Fourth Proportional to 239,905,128.96, 359,990,480.88 and 117,084,463.74

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Solution

The fourth proportional to 239,905,128.96, 359,990,480.88 and 117,084,463.74 is: 175,691,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,905,128.96 : 359,990,480.88 = 117,084,463.74 : x
  2. Step 2: Convert to fraction form
    239,905,128.96/359,990,480.88 = 117,084,463.74/x
  3. Step 3: Cross multiply
    239,905,128.96x = 359,990,480.88 × 117,084,463.74
  4. Step 4: Simplify right side
    239,905,128.96x = 42,149,292,405,339,520
  5. Step 5: Solve for x
    x = 42,149,292,405,339,520/239,905,128.96
  6. Step 6: Final answer
    x = 175,691,501.84

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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.