Home / 864,618,164.88-1,297,006,975.30-282,355,462.06

Finding the Fourth Proportional to 864,618,164.88, 1,297,006,975.30 and 282,355,462.06

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Solution

The fourth proportional to 864,618,164.88, 1,297,006,975.30 and 282,355,462.06 is: 423,559,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,618,164.88 : 1,297,006,975.30 = 282,355,462.06 : x
  2. Step 2: Convert to fraction form
    864,618,164.88/1,297,006,975.30 = 282,355,462.06/x
  3. Step 3: Cross multiply
    864,618,164.88x = 1,297,006,975.30 × 282,355,462.06
  4. Step 4: Simplify right side
    864,618,164.88x = 366,217,003,805,874,496
  5. Step 5: Solve for x
    x = 366,217,003,805,874,496/864,618,164.88
  6. Step 6: Final answer
    x = 423,559,229.59

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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.