Home / 282,760,522.45-424,140,783.68-262,353,188.05

Finding the Fourth Proportional to 282,760,522.45, 424,140,783.68 and 262,353,188.05

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Solution

The fourth proportional to 282,760,522.45, 424,140,783.68 and 262,353,188.05 is: 393,529,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,760,522.45 : 424,140,783.68 = 262,353,188.05 : x
  2. Step 2: Convert to fraction form
    282,760,522.45/424,140,783.68 = 262,353,188.05/x
  3. Step 3: Cross multiply
    282,760,522.45x = 424,140,783.68 × 262,353,188.05
  4. Step 4: Simplify right side
    282,760,522.45x = 111,274,686,779,161,648
  5. Step 5: Solve for x
    x = 111,274,686,779,161,648/282,760,522.45
  6. Step 6: Final answer
    x = 393,529,782.08

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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.