Home / 299,559,984.10-449,339,976.15-248,499,657.70

Finding the Fourth Proportional to 299,559,984.10, 449,339,976.15 and 248,499,657.70

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Solution

The fourth proportional to 299,559,984.10, 449,339,976.15 and 248,499,657.70 is: 372,749,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,559,984.10 : 449,339,976.15 = 248,499,657.70 : x
  2. Step 2: Convert to fraction form
    299,559,984.10/449,339,976.15 = 248,499,657.70/x
  3. Step 3: Cross multiply
    299,559,984.10x = 449,339,976.15 × 248,499,657.70
  4. Step 4: Simplify right side
    299,559,984.10x = 111,660,830,264,201,152
  5. Step 5: Solve for x
    x = 111,660,830,264,201,152/299,559,984.10
  6. Step 6: Final answer
    x = 372,749,486.55

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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.