Home / 359,069,654.26-538,760,020.80-192,879,241.75

Finding the Fourth Proportional to 359,069,654.26, 538,760,020.80 and 192,879,241.75

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Solution

The fourth proportional to 359,069,654.26, 538,760,020.80 and 192,879,241.75 is: 289,402,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,069,654.26 : 538,760,020.80 = 192,879,241.75 : x
  2. Step 2: Convert to fraction form
    359,069,654.26/538,760,020.80 = 192,879,241.75/x
  3. Step 3: Cross multiply
    359,069,654.26x = 538,760,020.80 × 192,879,241.75
  4. Step 4: Simplify right side
    359,069,654.26x = 103,915,624,297,118,224
  5. Step 5: Solve for x
    x = 103,915,624,297,118,224/359,069,654.26
  6. Step 6: Final answer
    x = 289,402,412.77

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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.