Home / 662,661,036.90-993,991,555.35-225,922,823.10

Finding the Fourth Proportional to 662,661,036.90, 993,991,555.35 and 225,922,823.10

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Solution

The fourth proportional to 662,661,036.90, 993,991,555.35 and 225,922,823.10 is: 338,884,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,661,036.90 : 993,991,555.35 = 225,922,823.10 : x
  2. Step 2: Convert to fraction form
    662,661,036.90/993,991,555.35 = 225,922,823.10/x
  3. Step 3: Cross multiply
    662,661,036.90x = 993,991,555.35 × 225,922,823.10
  4. Step 4: Simplify right side
    662,661,036.90x = 224,565,378,322,231,904
  5. Step 5: Solve for x
    x = 224,565,378,322,231,904/662,661,036.90
  6. Step 6: Final answer
    x = 338,884,234.65

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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.