Home / 1,091,165,530.68-1,637,783,071.02-675,384,651.54

Finding the Fourth Proportional to 1,091,165,530.68, 1,637,783,071.02 and 675,384,651.54

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Solution

The fourth proportional to 1,091,165,530.68, 1,637,783,071.02 and 675,384,651.54 is: 1,013,717,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,165,530.68 : 1,637,783,071.02 = 675,384,651.54 : x
  2. Step 2: Convert to fraction form
    1,091,165,530.68/1,637,783,071.02 = 675,384,651.54/x
  3. Step 3: Cross multiply
    1,091,165,530.68x = 1,637,783,071.02 × 675,384,651.54
  4. Step 4: Simplify right side
    1,091,165,530.68x = 1,106,133,548,718,953,728
  5. Step 5: Solve for x
    x = 1,106,133,548,718,953,728/1,091,165,530.68
  6. Step 6: Final answer
    x = 1,013,717,458.64

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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.