Home / 864,618,162.89-1,297,006,972.29-282,355,460.06

Finding the Fourth Proportional to 864,618,162.89, 1,297,006,972.29 and 282,355,460.06

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Solution

The fourth proportional to 864,618,162.89, 1,297,006,972.29 and 282,355,460.06 is: 423,559,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,618,162.89 : 1,297,006,972.29 = 282,355,460.06 : x
  2. Step 2: Convert to fraction form
    864,618,162.89/1,297,006,972.29 = 282,355,460.06/x
  3. Step 3: Cross multiply
    864,618,162.89x = 1,297,006,972.29 × 282,355,460.06
  4. Step 4: Simplify right side
    864,618,162.89x = 366,217,000,355,485,568
  5. Step 5: Solve for x
    x = 366,217,000,355,485,568/864,618,162.89
  6. Step 6: Final answer
    x = 423,559,226.58

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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.