Home / 229,212,870.30-343,819,305.45-156,653,459.10

Finding the Fourth Proportional to 229,212,870.30, 343,819,305.45 and 156,653,459.10

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Solution

The fourth proportional to 229,212,870.30, 343,819,305.45 and 156,653,459.10 is: 234,980,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,212,870.30 : 343,819,305.45 = 156,653,459.10 : x
  2. Step 2: Convert to fraction form
    229,212,870.30/343,819,305.45 = 156,653,459.10/x
  3. Step 3: Cross multiply
    229,212,870.30x = 343,819,305.45 × 156,653,459.10
  4. Step 4: Simplify right side
    229,212,870.30x = 53,860,483,504,101,976
  5. Step 5: Solve for x
    x = 53,860,483,504,101,976/229,212,870.30
  6. Step 6: Final answer
    x = 234,980,188.65

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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.