Home / 112,239,042.40-168,363,812.40-35,568,071.20

Finding the Fourth Proportional to 112,239,042.40, 168,363,812.40 and 35,568,071.20

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Solution

The fourth proportional to 112,239,042.40, 168,363,812.40 and 35,568,071.20 is: 53,353,770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,239,042.40 : 168,363,812.40 = 35,568,071.20 : x
  2. Step 2: Convert to fraction form
    112,239,042.40/168,363,812.40 = 35,568,071.20/x
  3. Step 3: Cross multiply
    112,239,042.40x = 168,363,812.40 × 35,568,071.20
  4. Step 4: Simplify right side
    112,239,042.40x = 5,988,376,066,946,644
  5. Step 5: Solve for x
    x = 5,988,376,066,946,644/112,239,042.40
  6. Step 6: Final answer
    x = 53,353,770.12

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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.