Home / 3,886,392,819,731.20-5,363,390,680,149.20-2,152,202,376,061.40

Finding the Fourth Proportional to 3,886,392,819,731.20, 5,363,390,680,149.20 and 2,152,202,376,061.40

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Solution

The fourth proportional to 3,886,392,819,731.20, 5,363,390,680,149.20 and 2,152,202,376,061.40 is: 2,970,132,639,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,819,731.20 : 5,363,390,680,149.20 = 2,152,202,376,061.40 : x
  2. Step 2: Convert to fraction form
    3,886,392,819,731.20/5,363,390,680,149.20 = 2,152,202,376,061.40/x
  3. Step 3: Cross multiply
    3,886,392,819,731.20x = 5,363,390,680,149.20 × 2,152,202,376,061.40
  4. Step 4: Simplify right side
    3,886,392,819,731.20x = 11,543,102,165,562,677,119,680,512
  5. Step 5: Solve for x
    x = 11,543,102,165,562,677,119,680,512/3,886,392,819,731.20
  6. Step 6: Final answer
    x = 2,970,132,639,953.02

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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.