Home / 196,289,900.36-270,890,715.06-112,657,362.35

Finding the Fourth Proportional to 196,289,900.36, 270,890,715.06 and 112,657,362.35

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Solution

The fourth proportional to 196,289,900.36, 270,890,715.06 and 112,657,362.35 is: 155,473,273.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,289,900.36 : 270,890,715.06 = 112,657,362.35 : x
  2. Step 2: Convert to fraction form
    196,289,900.36/270,890,715.06 = 112,657,362.35/x
  3. Step 3: Cross multiply
    196,289,900.36x = 270,890,715.06 × 112,657,362.35
  4. Step 4: Simplify right side
    196,289,900.36x = 30,517,833,443,765,020
  5. Step 5: Solve for x
    x = 30,517,833,443,765,020/196,289,900.36
  6. Step 6: Final answer
    x = 155,473,273.91

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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.