Home / 632,819,816,455.64-873,366,212,979.24-375,903,728,735.54

Finding the Fourth Proportional to 632,819,816,455.64, 873,366,212,979.24 and 375,903,728,735.54

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Solution

The fourth proportional to 632,819,816,455.64, 873,366,212,979.24 and 375,903,728,735.54 is: 518,791,617,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819,816,455.64 : 873,366,212,979.24 = 375,903,728,735.54 : x
  2. Step 2: Convert to fraction form
    632,819,816,455.64/873,366,212,979.24 = 375,903,728,735.54/x
  3. Step 3: Cross multiply
    632,819,816,455.64x = 873,366,212,979.24 × 375,903,728,735.54
  4. Step 4: Simplify right side
    632,819,816,455.64x = 328,301,616,010,534,091,489,280
  5. Step 5: Solve for x
    x = 328,301,616,010,534,091,489,280/632,819,816,455.64
  6. Step 6: Final answer
    x = 518,791,617,255.79

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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.