Home / 279,252,237.84-418,738,213.80-162,705,258.24

Finding the Fourth Proportional to 279,252,237.84, 418,738,213.80 and 162,705,258.24

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Solution

The fourth proportional to 279,252,237.84, 418,738,213.80 and 162,705,258.24 is: 243,976,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,252,237.84 : 418,738,213.80 = 162,705,258.24 : x
  2. Step 2: Convert to fraction form
    279,252,237.84/418,738,213.80 = 162,705,258.24/x
  3. Step 3: Cross multiply
    279,252,237.84x = 418,738,213.80 × 162,705,258.24
  4. Step 4: Simplify right side
    279,252,237.84x = 68,130,909,211,285,336
  5. Step 5: Solve for x
    x = 68,130,909,211,285,336/279,252,237.84
  6. Step 6: Final answer
    x = 243,976,233.60

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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.