Home / 196,947,974.98-271,789,048.77-107,641,723.02

Finding the Fourth Proportional to 196,947,974.98, 271,789,048.77 and 107,641,723.02

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Solution

The fourth proportional to 196,947,974.98, 271,789,048.77 and 107,641,723.02 is: 148,546,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,947,974.98 : 271,789,048.77 = 107,641,723.02 : x
  2. Step 2: Convert to fraction form
    196,947,974.98/271,789,048.77 = 107,641,723.02/x
  3. Step 3: Cross multiply
    196,947,974.98x = 271,789,048.77 × 107,641,723.02
  4. Step 4: Simplify right side
    196,947,974.98x = 29,255,841,508,211,348
  5. Step 5: Solve for x
    x = 29,255,841,508,211,348/196,947,974.98
  6. Step 6: Final answer
    x = 148,546,038.67

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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.