Home / 632,819,816,446.86-873,366,212,967.12-375,903,728,726.78

Finding the Fourth Proportional to 632,819,816,446.86, 873,366,212,967.12 and 375,903,728,726.78

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Solution

The fourth proportional to 632,819,816,446.86, 873,366,212,967.12 and 375,903,728,726.78 is: 518,791,617,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819,816,446.86 : 873,366,212,967.12 = 375,903,728,726.78 : x
  2. Step 2: Convert to fraction form
    632,819,816,446.86/873,366,212,967.12 = 375,903,728,726.78/x
  3. Step 3: Cross multiply
    632,819,816,446.86x = 873,366,212,967.12 × 375,903,728,726.78
  4. Step 4: Simplify right side
    632,819,816,446.86x = 328,301,615,998,327,458,889,728
  5. Step 5: Solve for x
    x = 328,301,615,998,327,458,889,728/632,819,816,446.86
  6. Step 6: Final answer
    x = 518,791,617,243.70

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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.