Home / 140,277,436,634.88-193,597,290,929.55-85,348,509,243.13

Finding the Fourth Proportional to 140,277,436,634.88, 193,597,290,929.55 and 85,348,509,243.13

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Solution

The fourth proportional to 140,277,436,634.88, 193,597,290,929.55 and 85,348,509,243.13 is: 117,789,721,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,277,436,634.88 : 193,597,290,929.55 = 85,348,509,243.13 : x
  2. Step 2: Convert to fraction form
    140,277,436,634.88/193,597,290,929.55 = 85,348,509,243.13/x
  3. Step 3: Cross multiply
    140,277,436,634.88x = 193,597,290,929.55 × 85,348,509,243.13
  4. Step 4: Simplify right side
    140,277,436,634.88x = 16,523,240,174,345,238,085,632
  5. Step 5: Solve for x
    x = 16,523,240,174,345,238,085,632/140,277,436,634.88
  6. Step 6: Final answer
    x = 117,789,721,360.20

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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.