Home / 268,056,377.50-369,933,602.16-201,860,086.54

Finding the Fourth Proportional to 268,056,377.50, 369,933,602.16 and 201,860,086.54

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Solution

The fourth proportional to 268,056,377.50, 369,933,602.16 and 201,860,086.54 is: 278,578,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,056,377.50 : 369,933,602.16 = 201,860,086.54 : x
  2. Step 2: Convert to fraction form
    268,056,377.50/369,933,602.16 = 201,860,086.54/x
  3. Step 3: Cross multiply
    268,056,377.50x = 369,933,602.16 × 201,860,086.54
  4. Step 4: Simplify right side
    268,056,377.50x = 74,674,828,946,071,536
  5. Step 5: Solve for x
    x = 74,674,828,946,071,536/268,056,377.50
  6. Step 6: Final answer
    x = 278,578,818.54

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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.