Home / 290,413,157.10-435,088,894.05-236,267,313.90

Finding the Fourth Proportional to 290,413,157.10, 435,088,894.05 and 236,267,313.90

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Solution

The fourth proportional to 290,413,157.10, 435,088,894.05 and 236,267,313.90 is: 353,969,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,413,157.10 : 435,088,894.05 = 236,267,313.90 : x
  2. Step 2: Convert to fraction form
    290,413,157.10/435,088,894.05 = 236,267,313.90/x
  3. Step 3: Cross multiply
    290,413,157.10x = 435,088,894.05 × 236,267,313.90
  4. Step 4: Simplify right side
    290,413,157.10x = 102,797,284,304,915,200
  5. Step 5: Solve for x
    x = 102,797,284,304,915,200/290,413,157.10
  6. Step 6: Final answer
    x = 353,969,101.58

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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.