Home / 1,489,248,871.92-2,055,097,121.04-853,713,750.24

Finding the Fourth Proportional to 1,489,248,871.92, 2,055,097,121.04 and 853,713,750.24

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Solution

The fourth proportional to 1,489,248,871.92, 2,055,097,121.04 and 853,713,750.24 is: 1,178,086,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,248,871.92 : 2,055,097,121.04 = 853,713,750.24 : x
  2. Step 2: Convert to fraction form
    1,489,248,871.92/2,055,097,121.04 = 853,713,750.24/x
  3. Step 3: Cross multiply
    1,489,248,871.92x = 2,055,097,121.04 × 853,713,750.24
  4. Step 4: Simplify right side
    1,489,248,871.92x = 1,754,464,670,310,485,504
  5. Step 5: Solve for x
    x = 1,754,464,670,310,485,504/1,489,248,871.92
  6. Step 6: Final answer
    x = 1,178,086,956.04

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.