Home / 1,218,633,552.53-1,826,674,524.69-509,988,132.30

Finding the Fourth Proportional to 1,218,633,552.53, 1,826,674,524.69 and 509,988,132.30

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Solution

The fourth proportional to 1,218,633,552.53, 1,826,674,524.69 and 509,988,132.30 is: 764,448,284.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,633,552.53 : 1,826,674,524.69 = 509,988,132.30 : x
  2. Step 2: Convert to fraction form
    1,218,633,552.53/1,826,674,524.69 = 509,988,132.30/x
  3. Step 3: Cross multiply
    1,218,633,552.53x = 1,826,674,524.69 × 509,988,132.30
  4. Step 4: Simplify right side
    1,218,633,552.53x = 931,582,329,166,643,328
  5. Step 5: Solve for x
    x = 931,582,329,166,643,328/1,218,633,552.53
  6. Step 6: Final answer
    x = 764,448,284.91

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Double scale
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1.5x scale

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.