Home / 838,260,522,004.70-1,257,390,783,007.20-838,260,522,004.70

Finding the Fourth Proportional to 838,260,522,004.70, 1,257,390,783,007.20 and 838,260,522,004.70

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Solution

The fourth proportional to 838,260,522,004.70, 1,257,390,783,007.20 and 838,260,522,004.70 is: 1,257,390,783,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,260,522,004.70 : 1,257,390,783,007.20 = 838,260,522,004.70 : x
  2. Step 2: Convert to fraction form
    838,260,522,004.70/1,257,390,783,007.20 = 838,260,522,004.70/x
  3. Step 3: Cross multiply
    838,260,522,004.70x = 1,257,390,783,007.20 × 838,260,522,004.70
  4. Step 4: Simplify right side
    838,260,522,004.70x = 1,054,021,054,127,513,890,979,840
  5. Step 5: Solve for x
    x = 1,054,021,054,127,513,890,979,840/838,260,522,004.70
  6. Step 6: Final answer
    x = 1,257,390,783,007.20

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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.