Home / 318,311,091.75-477,466,611.71-88,280,173.47

Finding the Fourth Proportional to 318,311,091.75, 477,466,611.71 and 88,280,173.47

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Solution

The fourth proportional to 318,311,091.75, 477,466,611.71 and 88,280,173.47 is: 132,420,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,311,091.75 : 477,466,611.71 = 88,280,173.47 : x
  2. Step 2: Convert to fraction form
    318,311,091.75/477,466,611.71 = 88,280,173.47/x
  3. Step 3: Cross multiply
    318,311,091.75x = 477,466,611.71 × 88,280,173.47
  4. Step 4: Simplify right side
    318,311,091.75x = 42,150,835,307,450,528
  5. Step 5: Solve for x
    x = 42,150,835,307,450,528/318,311,091.75
  6. Step 6: Final answer
    x = 132,420,253.02

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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.