Home / 39,186,234,776.78-54,075,446,400.03-23,134,086,719.18

Finding the Fourth Proportional to 39,186,234,776.78, 54,075,446,400.03 and 23,134,086,719.18

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Solution

The fourth proportional to 39,186,234,776.78, 54,075,446,400.03 and 23,134,086,719.18 is: 31,924,120,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,186,234,776.78 : 54,075,446,400.03 = 23,134,086,719.18 : x
  2. Step 2: Convert to fraction form
    39,186,234,776.78/54,075,446,400.03 = 23,134,086,719.18/x
  3. Step 3: Cross multiply
    39,186,234,776.78x = 54,075,446,400.03 × 23,134,086,719.18
  4. Step 4: Simplify right side
    39,186,234,776.78x = 1,250,986,066,396,664,037,376
  5. Step 5: Solve for x
    x = 1,250,986,066,396,664,037,376/39,186,234,776.78
  6. Step 6: Final answer
    x = 31,924,120,128.48

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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.