Home / 632,123,637,357.79-872,331,265,156.35-343,091,956,334.26

Finding the Fourth Proportional to 632,123,637,357.79, 872,331,265,156.35 and 343,091,956,334.26

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Solution

The fourth proportional to 632,123,637,357.79, 872,331,265,156.35 and 343,091,956,334.26 is: 473,467,250,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,123,637,357.79 : 872,331,265,156.35 = 343,091,956,334.26 : x
  2. Step 2: Convert to fraction form
    632,123,637,357.79/872,331,265,156.35 = 343,091,956,334.26/x
  3. Step 3: Cross multiply
    632,123,637,357.79x = 872,331,265,156.35 × 343,091,956,334.26
  4. Step 4: Simplify right side
    632,123,637,357.79x = 299,289,840,334,032,221,503,488
  5. Step 5: Solve for x
    x = 299,289,840,334,032,221,503,488/632,123,637,357.79
  6. Step 6: Final answer
    x = 473,467,250,149.09

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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.