Home / 247,401,178.14-341,404,272.45-137,399,977.02

Finding the Fourth Proportional to 247,401,178.14, 341,404,272.45 and 137,399,977.02

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Solution

The fourth proportional to 247,401,178.14, 341,404,272.45 and 137,399,977.02 is: 189,606,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,178.14 : 341,404,272.45 = 137,399,977.02 : x
  2. Step 2: Convert to fraction form
    247,401,178.14/341,404,272.45 = 137,399,977.02/x
  3. Step 3: Cross multiply
    247,401,178.14x = 341,404,272.45 × 137,399,977.02
  4. Step 4: Simplify right side
    247,401,178.14x = 46,908,939,189,159,824
  5. Step 5: Solve for x
    x = 46,908,939,189,159,824/247,401,178.14
  6. Step 6: Final answer
    x = 189,606,773.67

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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.