Home / 236,390,190.03-326,305,512.45-142,308,709.89

Finding the Fourth Proportional to 236,390,190.03, 326,305,512.45 and 142,308,709.89

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Solution

The fourth proportional to 236,390,190.03, 326,305,512.45 and 142,308,709.89 is: 196,438,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,390,190.03 : 326,305,512.45 = 142,308,709.89 : x
  2. Step 2: Convert to fraction form
    236,390,190.03/326,305,512.45 = 142,308,709.89/x
  3. Step 3: Cross multiply
    236,390,190.03x = 326,305,512.45 × 142,308,709.89
  4. Step 4: Simplify right side
    236,390,190.03x = 46,436,116,506,754,824
  5. Step 5: Solve for x
    x = 46,436,116,506,754,824/236,390,190.03
  6. Step 6: Final answer
    x = 196,438,424.54

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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.