Home / 440,117,556.30-660,176,334.45-236,044,212.30

Finding the Fourth Proportional to 440,117,556.30, 660,176,334.45 and 236,044,212.30

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Solution

The fourth proportional to 440,117,556.30, 660,176,334.45 and 236,044,212.30 is: 354,066,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,117,556.30 : 660,176,334.45 = 236,044,212.30 : x
  2. Step 2: Convert to fraction form
    440,117,556.30/660,176,334.45 = 236,044,212.30/x
  3. Step 3: Cross multiply
    440,117,556.30x = 660,176,334.45 × 236,044,212.30
  4. Step 4: Simplify right side
    440,117,556.30x = 155,830,802,844,351,616
  5. Step 5: Solve for x
    x = 155,830,802,844,351,616/440,117,556.30
  6. Step 6: Final answer
    x = 354,066,318.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.