Home / 282,760,403.70-424,140,605.55-262,353,069.30

Finding the Fourth Proportional to 282,760,403.70, 424,140,605.55 and 262,353,069.30

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Solution

The fourth proportional to 282,760,403.70, 424,140,605.55 and 262,353,069.30 is: 393,529,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,760,403.70 : 424,140,605.55 = 262,353,069.30 : x
  2. Step 2: Convert to fraction form
    282,760,403.70/424,140,605.55 = 262,353,069.30/x
  3. Step 3: Cross multiply
    282,760,403.70x = 424,140,605.55 × 262,353,069.30
  4. Step 4: Simplify right side
    282,760,403.70x = 111,274,589,680,803,120
  5. Step 5: Solve for x
    x = 111,274,589,680,803,120/282,760,403.70
  6. Step 6: Final answer
    x = 393,529,603.95

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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.