Home / 632,123,637,361.18-872,331,265,161-343,091,956,337.65

Finding the Fourth Proportional to 632,123,637,361.18, 872,331,265,161 and 343,091,956,337.65

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Solution

The fourth proportional to 632,123,637,361.18, 872,331,265,161 and 343,091,956,337.65 is: 473,467,250,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,123,637,361.18 : 872,331,265,161 = 343,091,956,337.65 : x
  2. Step 2: Convert to fraction form
    632,123,637,361.18/872,331,265,161 = 343,091,956,337.65/x
  3. Step 3: Cross multiply
    632,123,637,361.18x = 872,331,265,161 × 343,091,956,337.65
  4. Step 4: Simplify right side
    632,123,637,361.18x = 299,289,840,338,584,819,728,384
  5. Step 5: Solve for x
    x = 299,289,840,338,584,819,728,384/632,123,637,361.18
  6. Step 6: Final answer
    x = 473,467,250,153.75

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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.