Home / 173,931,080.40-260,928,113.40-87,451,851.60

Finding the Fourth Proportional to 173,931,080.40, 260,928,113.40 and 87,451,851.60

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Solution

The fourth proportional to 173,931,080.40, 260,928,113.40 and 87,451,851.60 is: 131,193,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,931,080.40 : 260,928,113.40 = 87,451,851.60 : x
  2. Step 2: Convert to fraction form
    173,931,080.40/260,928,113.40 = 87,451,851.60/x
  3. Step 3: Cross multiply
    173,931,080.40x = 260,928,113.40 × 87,451,851.60
  4. Step 4: Simplify right side
    173,931,080.40x = 22,818,646,651,324,772
  5. Step 5: Solve for x
    x = 22,818,646,651,324,772/173,931,080.40
  6. Step 6: Final answer
    x = 131,193,611.85

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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.