Home / 90,722,993.40-136,084,490.10-33,196,145.40

Finding the Fourth Proportional to 90,722,993.40, 136,084,490.10 and 33,196,145.40

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Solution

The fourth proportional to 90,722,993.40, 136,084,490.10 and 33,196,145.40 is: 49,794,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,722,993.40 : 136,084,490.10 = 33,196,145.40 : x
  2. Step 2: Convert to fraction form
    90,722,993.40/136,084,490.10 = 33,196,145.40/x
  3. Step 3: Cross multiply
    90,722,993.40x = 136,084,490.10 × 33,196,145.40
  4. Step 4: Simplify right side
    90,722,993.40x = 4,517,480,520,044,460
  5. Step 5: Solve for x
    x = 4,517,480,520,044,460/90,722,993.40
  6. Step 6: Final answer
    x = 49,794,218.10

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1.5x scale

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.