Home / 331,911,147.60-497,866,721.40-140,410,040.40

Finding the Fourth Proportional to 331,911,147.60, 497,866,721.40 and 140,410,040.40

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Solution

The fourth proportional to 331,911,147.60, 497,866,721.40 and 140,410,040.40 is: 210,615,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,911,147.60 : 497,866,721.40 = 140,410,040.40 : x
  2. Step 2: Convert to fraction form
    331,911,147.60/497,866,721.40 = 140,410,040.40/x
  3. Step 3: Cross multiply
    331,911,147.60x = 497,866,721.40 × 140,410,040.40
  4. Step 4: Simplify right side
    331,911,147.60x = 69,905,486,465,589,544
  5. Step 5: Solve for x
    x = 69,905,486,465,589,544/331,911,147.60
  6. Step 6: Final answer
    x = 210,615,060.60

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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.