Home / 499,160,928.90-688,821,387.80-273,098,803.44

Finding the Fourth Proportional to 499,160,928.90, 688,821,387.80 and 273,098,803.44

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Solution

The fourth proportional to 499,160,928.90, 688,821,387.80 and 273,098,803.44 is: 376,865,026.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,160,928.90 : 688,821,387.80 = 273,098,803.44 : x
  2. Step 2: Convert to fraction form
    499,160,928.90/688,821,387.80 = 273,098,803.44/x
  3. Step 3: Cross multiply
    499,160,928.90x = 688,821,387.80 × 273,098,803.44
  4. Step 4: Simplify right side
    499,160,928.90x = 188,116,296,792,060,192
  5. Step 5: Solve for x
    x = 188,116,296,792,060,192/499,160,928.90
  6. Step 6: Final answer
    x = 376,865,026.69

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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.