Home / 3,924,942,480.48-5,416,484,482.08-2,140,795,481.76

Finding the Fourth Proportional to 3,924,942,480.48, 5,416,484,482.08 and 2,140,795,481.76

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Solution

The fourth proportional to 3,924,942,480.48, 5,416,484,482.08 and 2,140,795,481.76 is: 2,954,332,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924,942,480.48 : 5,416,484,482.08 = 2,140,795,481.76 : x
  2. Step 2: Convert to fraction form
    3,924,942,480.48/5,416,484,482.08 = 2,140,795,481.76/x
  3. Step 3: Cross multiply
    3,924,942,480.48x = 5,416,484,482.08 × 2,140,795,481.76
  4. Step 4: Simplify right side
    3,924,942,480.48x = 11,595,585,506,260,017,152
  5. Step 5: Solve for x
    x = 11,595,585,506,260,017,152/3,924,942,480.48
  6. Step 6: Final answer
    x = 2,954,332,595.68

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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.