Home / 8,518,720,827.55-12,778,341,560.36-2,922,579,416.56

Finding the Fourth Proportional to 8,518,720,827.55, 12,778,341,560.36 and 2,922,579,416.56

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Solution

The fourth proportional to 8,518,720,827.55, 12,778,341,560.36 and 2,922,579,416.56 is: 4,383,958,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,720,827.55 : 12,778,341,560.36 = 2,922,579,416.56 : x
  2. Step 2: Convert to fraction form
    8,518,720,827.55/12,778,341,560.36 = 2,922,579,416.56/x
  3. Step 3: Cross multiply
    8,518,720,827.55x = 12,778,341,560.36 × 2,922,579,416.56
  4. Step 4: Simplify right side
    8,518,720,827.55x = 37,345,718,022,081,331,200
  5. Step 5: Solve for x
    x = 37,345,718,022,081,331,200/8,518,720,827.55
  6. Step 6: Final answer
    x = 4,383,958,434.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.