Home / 343,527,058.47-515,055,344.97-174,939,491.56

Finding the Fourth Proportional to 343,527,058.47, 515,055,344.97 and 174,939,491.56

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Solution

The fourth proportional to 343,527,058.47, 515,055,344.97 and 174,939,491.56 is: 262,289,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,527,058.47 : 515,055,344.97 = 174,939,491.56 : x
  2. Step 2: Convert to fraction form
    343,527,058.47/515,055,344.97 = 174,939,491.56/x
  3. Step 3: Cross multiply
    343,527,058.47x = 515,055,344.97 × 174,939,491.56
  4. Step 4: Simplify right side
    343,527,058.47x = 90,103,520,173,445,024
  5. Step 5: Solve for x
    x = 90,103,520,173,445,024/343,527,058.47
  6. Step 6: Final answer
    x = 262,289,441.12

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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.