Home / 454,226,459.55-681,345,096.12-126,682,044.06

Finding the Fourth Proportional to 454,226,459.55, 681,345,096.12 and 126,682,044.06

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Solution

The fourth proportional to 454,226,459.55, 681,345,096.12 and 126,682,044.06 is: 190,024,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,226,459.55 : 681,345,096.12 = 126,682,044.06 : x
  2. Step 2: Convert to fraction form
    454,226,459.55/681,345,096.12 = 126,682,044.06/x
  3. Step 3: Cross multiply
    454,226,459.55x = 681,345,096.12 × 126,682,044.06
  4. Step 4: Simplify right side
    454,226,459.55x = 86,314,189,486,738,784
  5. Step 5: Solve for x
    x = 86,314,189,486,738,784/454,226,459.55
  6. Step 6: Final answer
    x = 190,024,574.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.