Home / 258,115,222,657.08-356,200,114,660.16-140,795,423,298.70

Finding the Fourth Proportional to 258,115,222,657.08, 356,200,114,660.16 and 140,795,423,298.70

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Solution

The fourth proportional to 258,115,222,657.08, 356,200,114,660.16 and 140,795,423,298.70 is: 194,298,288,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,115,222,657.08 : 356,200,114,660.16 = 140,795,423,298.70 : x
  2. Step 2: Convert to fraction form
    258,115,222,657.08/356,200,114,660.16 = 140,795,423,298.70/x
  3. Step 3: Cross multiply
    258,115,222,657.08x = 356,200,114,660.16 × 140,795,423,298.70
  4. Step 4: Simplify right side
    258,115,222,657.08x = 50,151,345,922,622,699,339,776
  5. Step 5: Solve for x
    x = 50,151,345,922,622,699,339,776/258,115,222,657.08
  6. Step 6: Final answer
    x = 194,298,288,207.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.