Home / 831,631,706.64-1,248,673,843.67-463,885,163.46

Finding the Fourth Proportional to 831,631,706.64, 1,248,673,843.67 and 463,885,163.46

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Solution

The fourth proportional to 831,631,706.64, 1,248,673,843.67 and 463,885,163.46 is: 696,511,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,631,706.64 : 1,248,673,843.67 = 463,885,163.46 : x
  2. Step 2: Convert to fraction form
    831,631,706.64/1,248,673,843.67 = 463,885,163.46/x
  3. Step 3: Cross multiply
    831,631,706.64x = 1,248,673,843.67 × 463,885,163.46
  4. Step 4: Simplify right side
    831,631,706.64x = 579,241,270,079,084,416
  5. Step 5: Solve for x
    x = 579,241,270,079,084,416/831,631,706.64
  6. Step 6: Final answer
    x = 696,511,767.71

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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.