Home / 196,118,554.51-270,655,845.55-108,012,528.84

Finding the Fourth Proportional to 196,118,554.51, 270,655,845.55 and 108,012,528.84

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Solution

The fourth proportional to 196,118,554.51, 270,655,845.55 and 108,012,528.84 is: 149,064,031.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,118,554.51 : 270,655,845.55 = 108,012,528.84 : x
  2. Step 2: Convert to fraction form
    196,118,554.51/270,655,845.55 = 108,012,528.84/x
  3. Step 3: Cross multiply
    196,118,554.51x = 270,655,845.55 × 108,012,528.84
  4. Step 4: Simplify right side
    196,118,554.51x = 29,234,222,321,722,868
  5. Step 5: Solve for x
    x = 29,234,222,321,722,868/196,118,554.51
  6. Step 6: Final answer
    x = 149,064,031.17

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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.