Home / 189,199,400,371.14-261,096,800,480.67-107,913,338,927.59

Finding the Fourth Proportional to 189,199,400,371.14, 261,096,800,480.67 and 107,913,338,927.59

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Solution

The fourth proportional to 189,199,400,371.14, 261,096,800,480.67 and 107,913,338,927.59 is: 148,921,336,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,199,400,371.14 : 261,096,800,480.67 = 107,913,338,927.59 : x
  2. Step 2: Convert to fraction form
    189,199,400,371.14/261,096,800,480.67 = 107,913,338,927.59/x
  3. Step 3: Cross multiply
    189,199,400,371.14x = 261,096,800,480.67 × 107,913,338,927.59
  4. Step 4: Simplify right side
    189,199,400,371.14x = 28,175,827,523,179,884,052,480
  5. Step 5: Solve for x
    x = 28,175,827,523,179,884,052,480/189,199,400,371.14
  6. Step 6: Final answer
    x = 148,921,336,261.69

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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.