Home / 351,020,155.80-526,530,233.70-169,621,627.80

Finding the Fourth Proportional to 351,020,155.80, 526,530,233.70 and 169,621,627.80

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Solution

The fourth proportional to 351,020,155.80, 526,530,233.70 and 169,621,627.80 is: 254,432,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,020,155.80 : 526,530,233.70 = 169,621,627.80 : x
  2. Step 2: Convert to fraction form
    351,020,155.80/526,530,233.70 = 169,621,627.80/x
  3. Step 3: Cross multiply
    351,020,155.80x = 526,530,233.70 × 169,621,627.80
  4. Step 4: Simplify right side
    351,020,155.80x = 89,310,915,326,108,416
  5. Step 5: Solve for x
    x = 89,310,915,326,108,416/351,020,155.80
  6. Step 6: Final answer
    x = 254,432,441.70

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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.