Home / 170,153,651.70-255,230,477.55-166,374,515.70

Finding the Fourth Proportional to 170,153,651.70, 255,230,477.55 and 166,374,515.70

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Solution

The fourth proportional to 170,153,651.70, 255,230,477.55 and 166,374,515.70 is: 249,561,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,153,651.70 : 255,230,477.55 = 166,374,515.70 : x
  2. Step 2: Convert to fraction form
    170,153,651.70/255,230,477.55 = 166,374,515.70/x
  3. Step 3: Cross multiply
    170,153,651.70x = 255,230,477.55 × 166,374,515.70
  4. Step 4: Simplify right side
    170,153,651.70x = 42,463,847,094,260,968
  5. Step 5: Solve for x
    x = 42,463,847,094,260,968/170,153,651.70
  6. Step 6: Final answer
    x = 249,561,773.55

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1.5x scale

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.