Home / 196,344,008.80-294,516,013.20-67,097,557.60

Finding the Fourth Proportional to 196,344,008.80, 294,516,013.20 and 67,097,557.60

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Solution

The fourth proportional to 196,344,008.80, 294,516,013.20 and 67,097,557.60 is: 100,646,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,344,008.80 : 294,516,013.20 = 67,097,557.60 : x
  2. Step 2: Convert to fraction form
    196,344,008.80/294,516,013.20 = 67,097,557.60/x
  3. Step 3: Cross multiply
    196,344,008.80x = 294,516,013.20 × 67,097,557.60
  4. Step 4: Simplify right side
    196,344,008.80x = 19,761,305,159,809,360
  5. Step 5: Solve for x
    x = 19,761,305,159,809,360/196,344,008.80
  6. Step 6: Final answer
    x = 100,646,336.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.