Home / 290,440,410.24-435,789,268.14-152,233,171.68

Finding the Fourth Proportional to 290,440,410.24, 435,789,268.14 and 152,233,171.68

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Solution

The fourth proportional to 290,440,410.24, 435,789,268.14 and 152,233,171.68 is: 228,417,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,440,410.24 : 435,789,268.14 = 152,233,171.68 : x
  2. Step 2: Convert to fraction form
    290,440,410.24/435,789,268.14 = 152,233,171.68/x
  3. Step 3: Cross multiply
    290,440,410.24x = 435,789,268.14 × 152,233,171.68
  4. Step 4: Simplify right side
    290,440,410.24x = 66,341,582,473,058,176
  5. Step 5: Solve for x
    x = 66,341,582,473,058,176/290,440,410.24
  6. Step 6: Final answer
    x = 228,417,190.36

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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.