Home / 247,318,100.80-370,977,151.20-65,583,649.60

Finding the Fourth Proportional to 247,318,100.80, 370,977,151.20 and 65,583,649.60

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Solution

The fourth proportional to 247,318,100.80, 370,977,151.20 and 65,583,649.60 is: 98,375,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,318,100.80 : 370,977,151.20 = 65,583,649.60 : x
  2. Step 2: Convert to fraction form
    247,318,100.80/370,977,151.20 = 65,583,649.60/x
  3. Step 3: Cross multiply
    247,318,100.80x = 370,977,151.20 × 65,583,649.60
  4. Step 4: Simplify right side
    247,318,100.80x = 24,330,035,493,907,020
  5. Step 5: Solve for x
    x = 24,330,035,493,907,020/247,318,100.80
  6. Step 6: Final answer
    x = 98,375,474.40

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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.