Home / 3,886,392,819,725.20-5,363,390,680,140.60-2,152,202,376,055.40

Finding the Fourth Proportional to 3,886,392,819,725.20, 5,363,390,680,140.60 and 2,152,202,376,055.40

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Solution

The fourth proportional to 3,886,392,819,725.20, 5,363,390,680,140.60 and 2,152,202,376,055.40 is: 2,970,132,639,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,819,725.20 : 5,363,390,680,140.60 = 2,152,202,376,055.40 : x
  2. Step 2: Convert to fraction form
    3,886,392,819,725.20/5,363,390,680,140.60 = 2,152,202,376,055.40/x
  3. Step 3: Cross multiply
    3,886,392,819,725.20x = 5,363,390,680,140.60 × 2,152,202,376,055.40
  4. Step 4: Simplify right side
    3,886,392,819,725.20x = 11,543,102,165,511,985,768,169,472
  5. Step 5: Solve for x
    x = 11,543,102,165,511,985,768,169,472/3,886,392,819,725.20
  6. Step 6: Final answer
    x = 2,970,132,639,944.56

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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.