Home / 521,926,996.14-783,195,777.54-194,628,624.30

Finding the Fourth Proportional to 521,926,996.14, 783,195,777.54 and 194,628,624.30

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Solution

The fourth proportional to 521,926,996.14, 783,195,777.54 and 194,628,624.30 is: 292,056,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,926,996.14 : 783,195,777.54 = 194,628,624.30 : x
  2. Step 2: Convert to fraction form
    521,926,996.14/783,195,777.54 = 194,628,624.30/x
  3. Step 3: Cross multiply
    521,926,996.14x = 783,195,777.54 × 194,628,624.30
  4. Step 4: Simplify right side
    521,926,996.14x = 152,432,316,740,179,040
  5. Step 5: Solve for x
    x = 152,432,316,740,179,040/521,926,996.14
  6. Step 6: Final answer
    x = 292,056,777.80

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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.