Home / 196,050,739.92-293,893,424.28-66,569,816.40

Finding the Fourth Proportional to 196,050,739.92, 293,893,424.28 and 66,569,816.40

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Solution

The fourth proportional to 196,050,739.92, 293,893,424.28 and 66,569,816.40 is: 99,792,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,050,739.92 : 293,893,424.28 = 66,569,816.40 : x
  2. Step 2: Convert to fraction form
    196,050,739.92/293,893,424.28 = 66,569,816.40/x
  3. Step 3: Cross multiply
    196,050,739.92x = 293,893,424.28 × 66,569,816.40
  4. Step 4: Simplify right side
    196,050,739.92x = 19,564,431,295,486,900
  5. Step 5: Solve for x
    x = 19,564,431,295,486,900/196,050,739.92
  6. Step 6: Final answer
    x = 99,792,692.97

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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.