Home / 89,386,950,188.52-121,701,568,188.96-89,108,007,436.44

Finding the Fourth Proportional to 89,386,950,188.52, 121,701,568,188.96 and 89,108,007,436.44

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Solution

The fourth proportional to 89,386,950,188.52, 121,701,568,188.96 and 89,108,007,436.44 is: 121,321,783,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,386,950,188.52 : 121,701,568,188.96 = 89,108,007,436.44 : x
  2. Step 2: Convert to fraction form
    89,386,950,188.52/121,701,568,188.96 = 89,108,007,436.44/x
  3. Step 3: Cross multiply
    89,386,950,188.52x = 121,701,568,188.96 × 89,108,007,436.44
  4. Step 4: Simplify right side
    89,386,950,188.52x = 10,844,584,243,208,258,584,576
  5. Step 5: Solve for x
    x = 10,844,584,243,208,258,584,576/89,386,950,188.52
  6. Step 6: Final answer
    x = 121,321,783,776.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.