Home / 171,936,300.60-257,904,450.90-117,516,742.20

Finding the Fourth Proportional to 171,936,300.60, 257,904,450.90 and 117,516,742.20

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Solution

The fourth proportional to 171,936,300.60, 257,904,450.90 and 117,516,742.20 is: 176,275,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,300.60 : 257,904,450.90 = 117,516,742.20 : x
  2. Step 2: Convert to fraction form
    171,936,300.60/257,904,450.90 = 117,516,742.20/x
  3. Step 3: Cross multiply
    171,936,300.60x = 257,904,450.90 × 117,516,742.20
  4. Step 4: Simplify right side
    171,936,300.60x = 30,308,090,868,647,860
  5. Step 5: Solve for x
    x = 30,308,090,868,647,860/171,936,300.60
  6. Step 6: Final answer
    x = 176,275,113.30

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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.