Home / 247,572,401.58-341,642,689.38-141,722,308.20

Finding the Fourth Proportional to 247,572,401.58, 341,642,689.38 and 141,722,308.20

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Solution

The fourth proportional to 247,572,401.58, 341,642,689.38 and 141,722,308.20 is: 195,572,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,572,401.58 : 341,642,689.38 = 141,722,308.20 : x
  2. Step 2: Convert to fraction form
    247,572,401.58/341,642,689.38 = 141,722,308.20/x
  3. Step 3: Cross multiply
    247,572,401.58x = 341,642,689.38 × 141,722,308.20
  4. Step 4: Simplify right side
    247,572,401.58x = 48,418,390,518,589,224
  5. Step 5: Solve for x
    x = 48,418,390,518,589,224/247,572,401.58
  6. Step 6: Final answer
    x = 195,572,649.49

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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.