Home / 590,143,938.12-885,155,245.09-196,628,261.89

Finding the Fourth Proportional to 590,143,938.12, 885,155,245.09 and 196,628,261.89

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Solution

The fourth proportional to 590,143,938.12, 885,155,245.09 and 196,628,261.89 is: 294,922,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,143,938.12 : 885,155,245.09 = 196,628,261.89 : x
  2. Step 2: Convert to fraction form
    590,143,938.12/885,155,245.09 = 196,628,261.89/x
  3. Step 3: Cross multiply
    590,143,938.12x = 885,155,245.09 × 196,628,261.89
  4. Step 4: Simplify right side
    590,143,938.12x = 174,046,537,348,936,032
  5. Step 5: Solve for x
    x = 174,046,537,348,936,032/590,143,938.12
  6. Step 6: Final answer
    x = 294,922,181.03

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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.