Home / 201,852,536.63-278,556,612.63-109,033,045.38

Finding the Fourth Proportional to 201,852,536.63, 278,556,612.63 and 109,033,045.38

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Solution

The fourth proportional to 201,852,536.63, 278,556,612.63 and 109,033,045.38 is: 150,465,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,852,536.63 : 278,556,612.63 = 109,033,045.38 : x
  2. Step 2: Convert to fraction form
    201,852,536.63/278,556,612.63 = 109,033,045.38/x
  3. Step 3: Cross multiply
    201,852,536.63x = 278,556,612.63 × 109,033,045.38
  4. Step 4: Simplify right side
    201,852,536.63x = 30,371,875,785,377,000
  5. Step 5: Solve for x
    x = 30,371,875,785,377,000/201,852,536.63
  6. Step 6: Final answer
    x = 150,465,663.17

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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.