Home / 27,068,423,716.86-40,586,086,966.95-12,907,720,568.31

Finding the Fourth Proportional to 27,068,423,716.86, 40,586,086,966.95 and 12,907,720,568.31

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Solution

The fourth proportional to 27,068,423,716.86, 40,586,086,966.95 and 12,907,720,568.31 is: 19,353,689,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068,423,716.86 : 40,586,086,966.95 = 12,907,720,568.31 : x
  2. Step 2: Convert to fraction form
    27,068,423,716.86/40,586,086,966.95 = 12,907,720,568.31/x
  3. Step 3: Cross multiply
    27,068,423,716.86x = 40,586,086,966.95 × 12,907,720,568.31
  4. Step 4: Simplify right side
    27,068,423,716.86x = 523,873,869,530,518,847,488
  5. Step 5: Solve for x
    x = 523,873,869,530,518,847,488/27,068,423,716.86
  6. Step 6: Final answer
    x = 19,353,689,561.33

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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.