Home / 7,828,992,082.80-11,743,488,124.20-4,733,123,871.60

Finding the Fourth Proportional to 7,828,992,082.80, 11,743,488,124.20 and 4,733,123,871.60

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Solution

The fourth proportional to 7,828,992,082.80, 11,743,488,124.20 and 4,733,123,871.60 is: 7,099,685,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828,992,082.80 : 11,743,488,124.20 = 4,733,123,871.60 : x
  2. Step 2: Convert to fraction form
    7,828,992,082.80/11,743,488,124.20 = 4,733,123,871.60/x
  3. Step 3: Cross multiply
    7,828,992,082.80x = 11,743,488,124.20 × 4,733,123,871.60
  4. Step 4: Simplify right side
    7,828,992,082.80x = 55,583,383,976,502,132,736
  5. Step 5: Solve for x
    x = 55,583,383,976,502,132,736/7,828,992,082.80
  6. Step 6: Final answer
    x = 7,099,685,807.40

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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.