Home / 299,170,939.86-448,898,528.34-207,196,217.46

Finding the Fourth Proportional to 299,170,939.86, 448,898,528.34 and 207,196,217.46

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Solution

The fourth proportional to 299,170,939.86, 448,898,528.34 and 207,196,217.46 is: 310,892,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,170,939.86 : 448,898,528.34 = 207,196,217.46 : x
  2. Step 2: Convert to fraction form
    299,170,939.86/448,898,528.34 = 207,196,217.46/x
  3. Step 3: Cross multiply
    299,170,939.86x = 448,898,528.34 × 207,196,217.46
  4. Step 4: Simplify right side
    299,170,939.86x = 93,010,077,095,408,608
  5. Step 5: Solve for x
    x = 93,010,077,095,408,608/299,170,939.86
  6. Step 6: Final answer
    x = 310,892,752.95

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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.