Home / 282,760,480.95-424,140,721.43-262,353,146.55

Finding the Fourth Proportional to 282,760,480.95, 424,140,721.43 and 262,353,146.55

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Solution

The fourth proportional to 282,760,480.95, 424,140,721.43 and 262,353,146.55 is: 393,529,719.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,760,480.95 : 424,140,721.43 = 262,353,146.55 : x
  2. Step 2: Convert to fraction form
    282,760,480.95/424,140,721.43 = 262,353,146.55/x
  3. Step 3: Cross multiply
    282,760,480.95x = 424,140,721.43 × 262,353,146.55
  4. Step 4: Simplify right side
    282,760,480.95x = 111,274,652,845,835,760
  5. Step 5: Solve for x
    x = 111,274,652,845,835,760/282,760,480.95
  6. Step 6: Final answer
    x = 393,529,719.83

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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.