Home / 1,056,972,845.62-1,585,663,444.32-401,872,936.42

Finding the Fourth Proportional to 1,056,972,845.62, 1,585,663,444.32 and 401,872,936.42

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Solution

The fourth proportional to 1,056,972,845.62, 1,585,663,444.32 and 401,872,936.42 is: 602,887,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,972,845.62 : 1,585,663,444.32 = 401,872,936.42 : x
  2. Step 2: Convert to fraction form
    1,056,972,845.62/1,585,663,444.32 = 401,872,936.42/x
  3. Step 3: Cross multiply
    1,056,972,845.62x = 1,585,663,444.32 × 401,872,936.42
  4. Step 4: Simplify right side
    1,056,972,845.62x = 637,235,224,542,729,600
  5. Step 5: Solve for x
    x = 637,235,224,542,729,600/1,056,972,845.62
  6. Step 6: Final answer
    x = 602,887,034.59

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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.