Home / 590,504,012.80-885,756,019.20-318,406,220.80

Finding the Fourth Proportional to 590,504,012.80, 885,756,019.20 and 318,406,220.80

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Solution

The fourth proportional to 590,504,012.80, 885,756,019.20 and 318,406,220.80 is: 477,609,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,504,012.80 : 885,756,019.20 = 318,406,220.80 : x
  2. Step 2: Convert to fraction form
    590,504,012.80/885,756,019.20 = 318,406,220.80/x
  3. Step 3: Cross multiply
    590,504,012.80x = 885,756,019.20 × 318,406,220.80
  4. Step 4: Simplify right side
    590,504,012.80x = 282,030,226,624,324,256
  5. Step 5: Solve for x
    x = 282,030,226,624,324,256/590,504,012.80
  6. Step 6: Final answer
    x = 477,609,331.20

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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.