Home / 196,623,252.18-294,901,995.33-72,100,149.03

Finding the Fourth Proportional to 196,623,252.18, 294,901,995.33 and 72,100,149.03

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Solution

The fourth proportional to 196,623,252.18, 294,901,995.33 and 72,100,149.03 is: 108,138,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,623,252.18 : 294,901,995.33 = 72,100,149.03 : x
  2. Step 2: Convert to fraction form
    196,623,252.18/294,901,995.33 = 72,100,149.03/x
  3. Step 3: Cross multiply
    196,623,252.18x = 294,901,995.33 × 72,100,149.03
  4. Step 4: Simplify right side
    196,623,252.18x = 21,262,477,812,537,364
  5. Step 5: Solve for x
    x = 21,262,477,812,537,364/196,623,252.18
  6. Step 6: Final answer
    x = 108,138,165.64

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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.