Home / 290,440,418.18-435,789,280.27-152,233,180.08

Finding the Fourth Proportional to 290,440,418.18, 435,789,280.27 and 152,233,180.08

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Solution

The fourth proportional to 290,440,418.18, 435,789,280.27 and 152,233,180.08 is: 228,417,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,440,418.18 : 435,789,280.27 = 152,233,180.08 : x
  2. Step 2: Convert to fraction form
    290,440,418.18/435,789,280.27 = 152,233,180.08/x
  3. Step 3: Cross multiply
    290,440,418.18x = 435,789,280.27 × 152,233,180.08
  4. Step 4: Simplify right side
    290,440,418.18x = 66,341,587,978,832,576
  5. Step 5: Solve for x
    x = 66,341,587,978,832,576/290,440,418.18
  6. Step 6: Final answer
    x = 228,417,203.07

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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.