Home / 591,463,678.40-887,111,536.80-203,304,420.80

Finding the Fourth Proportional to 591,463,678.40, 887,111,536.80 and 203,304,420.80

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Solution

The fourth proportional to 591,463,678.40, 887,111,536.80 and 203,304,420.80 is: 304,927,764.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,463,678.40 : 887,111,536.80 = 203,304,420.80 : x
  2. Step 2: Convert to fraction form
    591,463,678.40/887,111,536.80 = 203,304,420.80/x
  3. Step 3: Cross multiply
    591,463,678.40x = 887,111,536.80 × 203,304,420.80
  4. Step 4: Simplify right side
    591,463,678.40x = 180,353,697,174,121,888
  5. Step 5: Solve for x
    x = 180,353,697,174,121,888/591,463,678.40
  6. Step 6: Final answer
    x = 304,927,764.39

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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.