Home / 331,776,180.80-497,664,271.20-101,743,438.40

Finding the Fourth Proportional to 331,776,180.80, 497,664,271.20 and 101,743,438.40

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Solution

The fourth proportional to 331,776,180.80, 497,664,271.20 and 101,743,438.40 is: 152,615,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,180.80 : 497,664,271.20 = 101,743,438.40 : x
  2. Step 2: Convert to fraction form
    331,776,180.80/497,664,271.20 = 101,743,438.40/x
  3. Step 3: Cross multiply
    331,776,180.80x = 497,664,271.20 × 101,743,438.40
  4. Step 4: Simplify right side
    331,776,180.80x = 50,634,074,120,718,096
  5. Step 5: Solve for x
    x = 50,634,074,120,718,096/331,776,180.80
  6. Step 6: Final answer
    x = 152,615,157.60

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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.