Home / 168,158,524.77-252,116,728.47-103,328,381.70

Finding the Fourth Proportional to 168,158,524.77, 252,116,728.47 and 103,328,381.70

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Solution

The fourth proportional to 168,158,524.77, 252,116,728.47 and 103,328,381.70 is: 154,918,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,158,524.77 : 252,116,728.47 = 103,328,381.70 : x
  2. Step 2: Convert to fraction form
    168,158,524.77/252,116,728.47 = 103,328,381.70/x
  3. Step 3: Cross multiply
    168,158,524.77x = 252,116,728.47 × 103,328,381.70
  4. Step 4: Simplify right side
    168,158,524.77x = 26,050,813,552,303,416
  5. Step 5: Solve for x
    x = 26,050,813,552,303,416/168,158,524.77
  6. Step 6: Final answer
    x = 154,918,185.61

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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.