Home / 632,819,816,443.30-873,366,212,962.23-375,903,728,723.21

Finding the Fourth Proportional to 632,819,816,443.30, 873,366,212,962.23 and 375,903,728,723.21

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Solution

The fourth proportional to 632,819,816,443.30, 873,366,212,962.23 and 375,903,728,723.21 is: 518,791,617,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819,816,443.30 : 873,366,212,962.23 = 375,903,728,723.21 : x
  2. Step 2: Convert to fraction form
    632,819,816,443.30/873,366,212,962.23 = 375,903,728,723.21/x
  3. Step 3: Cross multiply
    632,819,816,443.30x = 873,366,212,962.23 × 375,903,728,723.21
  4. Step 4: Simplify right side
    632,819,816,443.30x = 328,301,615,993,371,402,174,464
  5. Step 5: Solve for x
    x = 328,301,615,993,371,402,174,464/632,819,816,443.30
  6. Step 6: Final answer
    x = 518,791,617,238.79

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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.