Home / 101,093,995,999.57-139,514,099,864.11-55,983,722,811.63

Finding the Fourth Proportional to 101,093,995,999.57, 139,514,099,864.11 and 55,983,722,811.63

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Solution

The fourth proportional to 101,093,995,999.57, 139,514,099,864.11 and 55,983,722,811.63 is: 77,259,966,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,093,995,999.57 : 139,514,099,864.11 = 55,983,722,811.63 : x
  2. Step 2: Convert to fraction form
    101,093,995,999.57/139,514,099,864.11 = 55,983,722,811.63/x
  3. Step 3: Cross multiply
    101,093,995,999.57x = 139,514,099,864.11 × 55,983,722,811.63
  4. Step 4: Simplify right side
    101,093,995,999.57x = 7,810,518,695,106,399,174,656
  5. Step 5: Solve for x
    x = 7,810,518,695,106,399,174,656/101,093,995,999.57
  6. Step 6: Final answer
    x = 77,259,966,013.61

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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.