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Finding the Fourth Proportional to 181,651,672.70, 272,477,509.06 and 181,651,672.70

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Solution

The fourth proportional to 181,651,672.70, 272,477,509.06 and 181,651,672.70 is: 272,477,509.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,651,672.70 : 272,477,509.06 = 181,651,672.70 : x
  2. Step 2: Convert to fraction form
    181,651,672.70/272,477,509.06 = 181,651,672.70/x
  3. Step 3: Cross multiply
    181,651,672.70x = 272,477,509.06 × 181,651,672.70
  4. Step 4: Simplify right side
    181,651,672.70x = 49,495,995,293,878,400
  5. Step 5: Solve for x
    x = 49,495,995,293,878,400/181,651,672.70
  6. Step 6: Final answer
    x = 272,477,509.06

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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.