Home / 340,723,063.14-470,585,682.78-229,019,972.96

Finding the Fourth Proportional to 340,723,063.14, 470,585,682.78 and 229,019,972.96

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Solution

The fourth proportional to 340,723,063.14, 470,585,682.78 and 229,019,972.96 is: 316,308,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,723,063.14 : 470,585,682.78 = 229,019,972.96 : x
  2. Step 2: Convert to fraction form
    340,723,063.14/470,585,682.78 = 229,019,972.96/x
  3. Step 3: Cross multiply
    340,723,063.14x = 470,585,682.78 × 229,019,972.96
  4. Step 4: Simplify right side
    340,723,063.14x = 107,773,520,345,638,736
  5. Step 5: Solve for x
    x = 107,773,520,345,638,736/340,723,063.14
  6. Step 6: Final answer
    x = 316,308,263.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.