Home / 26,100,397,128.24-36,012,265,003.08-15,243,311,261.52

Finding the Fourth Proportional to 26,100,397,128.24, 36,012,265,003.08 and 15,243,311,261.52

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Solution

The fourth proportional to 26,100,397,128.24, 36,012,265,003.08 and 15,243,311,261.52 is: 21,032,100,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100,397,128.24 : 36,012,265,003.08 = 15,243,311,261.52 : x
  2. Step 2: Convert to fraction form
    26,100,397,128.24/36,012,265,003.08 = 15,243,311,261.52/x
  3. Step 3: Cross multiply
    26,100,397,128.24x = 36,012,265,003.08 × 15,243,311,261.52
  4. Step 4: Simplify right side
    26,100,397,128.24x = 548,946,164,674,291,957,760
  5. Step 5: Solve for x
    x = 548,946,164,674,291,957,760/26,100,397,128.24
  6. Step 6: Final answer
    x = 21,032,100,085.57

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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.