Home / 26,887,590,756.36-37,108,128,923.28-15,303,014,188.56

Finding the Fourth Proportional to 26,887,590,756.36, 37,108,128,923.28 and 15,303,014,188.56

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Solution

The fourth proportional to 26,887,590,756.36, 37,108,128,923.28 and 15,303,014,188.56 is: 21,120,011,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887,590,756.36 : 37,108,128,923.28 = 15,303,014,188.56 : x
  2. Step 2: Convert to fraction form
    26,887,590,756.36/37,108,128,923.28 = 15,303,014,188.56/x
  3. Step 3: Cross multiply
    26,887,590,756.36x = 37,108,128,923.28 × 15,303,014,188.56
  4. Step 4: Simplify right side
    26,887,590,756.36x = 567,866,223,423,867,518,976
  5. Step 5: Solve for x
    x = 567,866,223,423,867,518,976/26,887,590,756.36
  6. Step 6: Final answer
    x = 21,120,011,404.87

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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.