Home / 39,186,234,777.78-54,075,446,401.41-23,134,086,720.18

Finding the Fourth Proportional to 39,186,234,777.78, 54,075,446,401.41 and 23,134,086,720.18

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Solution

The fourth proportional to 39,186,234,777.78, 54,075,446,401.41 and 23,134,086,720.18 is: 31,924,120,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,186,234,777.78 : 54,075,446,401.41 = 23,134,086,720.18 : x
  2. Step 2: Convert to fraction form
    39,186,234,777.78/54,075,446,401.41 = 23,134,086,720.18/x
  3. Step 3: Cross multiply
    39,186,234,777.78x = 54,075,446,401.41 × 23,134,086,720.18
  4. Step 4: Simplify right side
    39,186,234,777.78x = 1,250,986,066,482,664,570,880
  5. Step 5: Solve for x
    x = 1,250,986,066,482,664,570,880/39,186,234,777.78
  6. Step 6: Final answer
    x = 31,924,120,129.86

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Double scale
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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.