Home / 291,480,642.72-437,297,617.35-104,753,434.68

Finding the Fourth Proportional to 291,480,642.72, 437,297,617.35 and 104,753,434.68

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Solution

The fourth proportional to 291,480,642.72, 437,297,617.35 and 104,753,434.68 is: 157,157,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,480,642.72 : 437,297,617.35 = 104,753,434.68 : x
  2. Step 2: Convert to fraction form
    291,480,642.72/437,297,617.35 = 104,753,434.68/x
  3. Step 3: Cross multiply
    291,480,642.72x = 437,297,617.35 × 104,753,434.68
  4. Step 4: Simplify right side
    291,480,642.72x = 45,808,427,394,792,864
  5. Step 5: Solve for x
    x = 45,808,427,394,792,864/291,480,642.72
  6. Step 6: Final answer
    x = 157,157,699.97

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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.