Home / 3,190,357,083.29-4,786,247,099.70-979,789,886.55

Finding the Fourth Proportional to 3,190,357,083.29, 4,786,247,099.70 and 979,789,886.55

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Solution

The fourth proportional to 3,190,357,083.29, 4,786,247,099.70 and 979,789,886.55 is: 1,469,903,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,357,083.29 : 4,786,247,099.70 = 979,789,886.55 : x
  2. Step 2: Convert to fraction form
    3,190,357,083.29/4,786,247,099.70 = 979,789,886.55/x
  3. Step 3: Cross multiply
    3,190,357,083.29x = 4,786,247,099.70 × 979,789,886.55
  4. Step 4: Simplify right side
    3,190,357,083.29x = 4,689,516,502,815,329,280
  5. Step 5: Solve for x
    x = 4,689,516,502,815,329,280/3,190,357,083.29
  6. Step 6: Final answer
    x = 1,469,903,330.69

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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.