Home / 509,282,174,055.16-702,811,585,171.92-277,800,737,861.38

Finding the Fourth Proportional to 509,282,174,055.16, 702,811,585,171.92 and 277,800,737,861.38

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Solution

The fourth proportional to 509,282,174,055.16, 702,811,585,171.92 and 277,800,737,861.38 is: 383,366,210,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,282,174,055.16 : 702,811,585,171.92 = 277,800,737,861.38 : x
  2. Step 2: Convert to fraction form
    509,282,174,055.16/702,811,585,171.92 = 277,800,737,861.38/x
  3. Step 3: Cross multiply
    509,282,174,055.16x = 702,811,585,171.92 × 277,800,737,861.38
  4. Step 4: Simplify right side
    509,282,174,055.16x = 195,241,576,938,285,507,280,896
  5. Step 5: Solve for x
    x = 195,241,576,938,285,507,280,896/509,282,174,055.16
  6. Step 6: Final answer
    x = 383,366,210,098.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.