Home / 509,282,174,777.32-702,811,586,168.94-277,800,738,583.60

Finding the Fourth Proportional to 509,282,174,777.32, 702,811,586,168.94 and 277,800,738,583.60

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Solution

The fourth proportional to 509,282,174,777.32, 702,811,586,168.94 and 277,800,738,583.60 is: 383,366,211,095.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,282,174,777.32 : 702,811,586,168.94 = 277,800,738,583.60 : x
  2. Step 2: Convert to fraction form
    509,282,174,777.32/702,811,586,168.94 = 277,800,738,583.60/x
  3. Step 3: Cross multiply
    509,282,174,777.32x = 702,811,586,168.94 × 277,800,738,583.60
  4. Step 4: Simplify right side
    509,282,174,777.32x = 195,241,577,722,842,921,828,352
  5. Step 5: Solve for x
    x = 195,241,577,722,842,921,828,352/509,282,174,777.32
  6. Step 6: Final answer
    x = 383,366,211,095.47

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1.5x scale

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.