Home / 483,221,289.40-724,699,647.33-133,383,726.84

Finding the Fourth Proportional to 483,221,289.40, 724,699,647.33 and 133,383,726.84

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Solution

The fourth proportional to 483,221,289.40, 724,699,647.33 and 133,383,726.84 is: 200,039,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,221,289.40 : 724,699,647.33 = 133,383,726.84 : x
  2. Step 2: Convert to fraction form
    483,221,289.40/724,699,647.33 = 133,383,726.84/x
  3. Step 3: Cross multiply
    483,221,289.40x = 724,699,647.33 × 133,383,726.84
  4. Step 4: Simplify right side
    483,221,289.40x = 96,663,139,802,726,480
  5. Step 5: Solve for x
    x = 96,663,139,802,726,480/483,221,289.40
  6. Step 6: Final answer
    x = 200,039,075.11

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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.