Home / 196,146,005.54-270,681,486.64-113,687,619.98

Finding the Fourth Proportional to 196,146,005.54, 270,681,486.64 and 113,687,619.98

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Solution

The fourth proportional to 196,146,005.54, 270,681,486.64 and 113,687,619.98 is: 156,888,914.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,146,005.54 : 270,681,486.64 = 113,687,619.98 : x
  2. Step 2: Convert to fraction form
    196,146,005.54/270,681,486.64 = 113,687,619.98/x
  3. Step 3: Cross multiply
    196,146,005.54x = 270,681,486.64 × 113,687,619.98
  4. Step 4: Simplify right side
    196,146,005.54x = 30,773,133,988,749,768
  5. Step 5: Solve for x
    x = 30,773,133,988,749,768/196,146,005.54
  6. Step 6: Final answer
    x = 156,888,914.99

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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.