Home / 3,886,392,819,580.30-5,363,390,679,939.90-2,152,202,375,911.40

Finding the Fourth Proportional to 3,886,392,819,580.30, 5,363,390,679,939.90 and 2,152,202,375,911.40

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Solution

The fourth proportional to 3,886,392,819,580.30, 5,363,390,679,939.90 and 2,152,202,375,911.40 is: 2,970,132,639,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,819,580.30 : 5,363,390,679,939.90 = 2,152,202,375,911.40 : x
  2. Step 2: Convert to fraction form
    3,886,392,819,580.30/5,363,390,679,939.90 = 2,152,202,375,911.40/x
  3. Step 3: Cross multiply
    3,886,392,819,580.30x = 5,363,390,679,939.90 × 2,152,202,375,911.40
  4. Step 4: Simplify right side
    3,886,392,819,580.30x = 11,543,102,164,307,711,298,109,440
  5. Step 5: Solve for x
    x = 11,543,102,164,307,711,298,109,440/3,886,392,819,580.30
  6. Step 6: Final answer
    x = 2,970,132,639,745.43

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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.