Home / 201,953,250.90-278,720,033.13-113,864,215.14

Finding the Fourth Proportional to 201,953,250.90, 278,720,033.13 and 113,864,215.14

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Solution

The fourth proportional to 201,953,250.90, 278,720,033.13 and 113,864,215.14 is: 157,146,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,953,250.90 : 278,720,033.13 = 113,864,215.14 : x
  2. Step 2: Convert to fraction form
    201,953,250.90/278,720,033.13 = 113,864,215.14/x
  3. Step 3: Cross multiply
    201,953,250.90x = 278,720,033.13 × 113,864,215.14
  4. Step 4: Simplify right side
    201,953,250.90x = 31,736,237,816,142,248
  5. Step 5: Solve for x
    x = 31,736,237,816,142,248/201,953,250.90
  6. Step 6: Final answer
    x = 157,146,456.79

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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.