Home / 1,674,259,374.80-2,511,389,062.20-509,718,616.40

Finding the Fourth Proportional to 1,674,259,374.80, 2,511,389,062.20 and 509,718,616.40

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Solution

The fourth proportional to 1,674,259,374.80, 2,511,389,062.20 and 509,718,616.40 is: 764,577,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,259,374.80 : 2,511,389,062.20 = 509,718,616.40 : x
  2. Step 2: Convert to fraction form
    1,674,259,374.80/2,511,389,062.20 = 509,718,616.40/x
  3. Step 3: Cross multiply
    1,674,259,374.80x = 2,511,389,062.20 × 509,718,616.40
  4. Step 4: Simplify right side
    1,674,259,374.80x = 1,280,101,758,026,677,504
  5. Step 5: Solve for x
    x = 1,280,101,758,026,677,504/1,674,259,374.80
  6. Step 6: Final answer
    x = 764,577,924.60

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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.