Home / 1,643,828,589.84-2,466,154,013.46-479,297,080.90

Finding the Fourth Proportional to 1,643,828,589.84, 2,466,154,013.46 and 479,297,080.90

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Solution

The fourth proportional to 1,643,828,589.84, 2,466,154,013.46 and 479,297,080.90 is: 719,065,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,828,589.84 : 2,466,154,013.46 = 479,297,080.90 : x
  2. Step 2: Convert to fraction form
    1,643,828,589.84/2,466,154,013.46 = 479,297,080.90/x
  3. Step 3: Cross multiply
    1,643,828,589.84x = 2,466,154,013.46 × 479,297,080.90
  4. Step 4: Simplify right side
    1,643,828,589.84x = 1,182,020,419,701,197,312
  5. Step 5: Solve for x
    x = 1,182,020,419,701,197,312/1,643,828,589.84
  6. Step 6: Final answer
    x = 719,065,495.64

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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.