Home / 8,689,233,084.93-11,992,405,211.33-4,879,183,752.45

Finding the Fourth Proportional to 8,689,233,084.93, 11,992,405,211.33 and 4,879,183,752.45

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Solution

The fourth proportional to 8,689,233,084.93, 11,992,405,211.33 and 4,879,183,752.45 is: 6,733,983,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,233,084.93 : 11,992,405,211.33 = 4,879,183,752.45 : x
  2. Step 2: Convert to fraction form
    8,689,233,084.93/11,992,405,211.33 = 4,879,183,752.45/x
  3. Step 3: Cross multiply
    8,689,233,084.93x = 11,992,405,211.33 × 4,879,183,752.45
  4. Step 4: Simplify right side
    8,689,233,084.93x = 58,513,148,659,893,649,408
  5. Step 5: Solve for x
    x = 58,513,148,659,893,649,408/8,689,233,084.93
  6. Step 6: Final answer
    x = 6,733,983,090.10

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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.