Home / 1,218,633,552.03-1,826,674,523.94-509,988,131.81

Finding the Fourth Proportional to 1,218,633,552.03, 1,826,674,523.94 and 509,988,131.81

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Solution

The fourth proportional to 1,218,633,552.03, 1,826,674,523.94 and 509,988,131.81 is: 764,448,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,633,552.03 : 1,826,674,523.94 = 509,988,131.81 : x
  2. Step 2: Convert to fraction form
    1,218,633,552.03/1,826,674,523.94 = 509,988,131.81/x
  3. Step 3: Cross multiply
    1,218,633,552.03x = 1,826,674,523.94 × 509,988,131.81
  4. Step 4: Simplify right side
    1,218,633,552.03x = 931,582,327,879,948,416
  5. Step 5: Solve for x
    x = 931,582,327,879,948,416/1,218,633,552.03
  6. Step 6: Final answer
    x = 764,448,284.17

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Double scale
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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.