Home / 296,985,969.20-445,904,106.60-167,845,806.20

Finding the Fourth Proportional to 296,985,969.20, 445,904,106.60 and 167,845,806.20

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Solution

The fourth proportional to 296,985,969.20, 445,904,106.60 and 167,845,806.20 is: 252,008,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,985,969.20 : 445,904,106.60 = 167,845,806.20 : x
  2. Step 2: Convert to fraction form
    296,985,969.20/445,904,106.60 = 167,845,806.20/x
  3. Step 3: Cross multiply
    296,985,969.20x = 445,904,106.60 × 167,845,806.20
  4. Step 4: Simplify right side
    296,985,969.20x = 74,843,134,260,167,744
  5. Step 5: Solve for x
    x = 74,843,134,260,167,744/296,985,969.20
  6. Step 6: Final answer
    x = 252,008,990.40

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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.