Home / 101,093,996,019.42-139,514,099,891.49-55,983,722,831.43

Finding the Fourth Proportional to 101,093,996,019.42, 139,514,099,891.49 and 55,983,722,831.43

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Solution

The fourth proportional to 101,093,996,019.42, 139,514,099,891.49 and 55,983,722,831.43 is: 77,259,966,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,093,996,019.42 : 139,514,099,891.49 = 55,983,722,831.43 : x
  2. Step 2: Convert to fraction form
    101,093,996,019.42/139,514,099,891.49 = 55,983,722,831.43/x
  3. Step 3: Cross multiply
    101,093,996,019.42x = 139,514,099,891.49 × 55,983,722,831.43
  4. Step 4: Simplify right side
    101,093,996,019.42x = 7,810,518,699,401,613,934,592
  5. Step 5: Solve for x
    x = 7,810,518,699,401,613,934,592/101,093,996,019.42
  6. Step 6: Final answer
    x = 77,259,966,040.92

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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.