Home / 260,907,200.80-391,360,801.20-174,910,861.60

Finding the Fourth Proportional to 260,907,200.80, 391,360,801.20 and 174,910,861.60

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Solution

The fourth proportional to 260,907,200.80, 391,360,801.20 and 174,910,861.60 is: 262,366,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,907,200.80 : 391,360,801.20 = 174,910,861.60 : x
  2. Step 2: Convert to fraction form
    260,907,200.80/391,360,801.20 = 174,910,861.60/x
  3. Step 3: Cross multiply
    260,907,200.80x = 391,360,801.20 × 174,910,861.60
  4. Step 4: Simplify right side
    260,907,200.80x = 68,453,254,934,358,312
  5. Step 5: Solve for x
    x = 68,453,254,934,358,312/260,907,200.80
  6. Step 6: Final answer
    x = 262,366,292.40

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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.