Home / 268,274,048.20-401,915,060.70-152,915,921.80

Finding the Fourth Proportional to 268,274,048.20, 401,915,060.70 and 152,915,921.80

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Solution

The fourth proportional to 268,274,048.20, 401,915,060.70 and 152,915,921.80 is: 229,091,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,274,048.20 : 401,915,060.70 = 152,915,921.80 : x
  2. Step 2: Convert to fraction form
    268,274,048.20/401,915,060.70 = 152,915,921.80/x
  3. Step 3: Cross multiply
    268,274,048.20x = 401,915,060.70 × 152,915,921.80
  4. Step 4: Simplify right side
    268,274,048.20x = 61,459,211,992,243,456
  5. Step 5: Solve for x
    x = 61,459,211,992,243,456/268,274,048.20
  6. Step 6: Final answer
    x = 229,091,156.62

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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.