Home / 838,260,522,070.25-1,257,390,783,105.40-838,260,522,070.25

Finding the Fourth Proportional to 838,260,522,070.25, 1,257,390,783,105.40 and 838,260,522,070.25

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Solution

The fourth proportional to 838,260,522,070.25, 1,257,390,783,105.40 and 838,260,522,070.25 is: 1,257,390,783,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,260,522,070.25 : 1,257,390,783,105.40 = 838,260,522,070.25 : x
  2. Step 2: Convert to fraction form
    838,260,522,070.25/1,257,390,783,105.40 = 838,260,522,070.25/x
  3. Step 3: Cross multiply
    838,260,522,070.25x = 1,257,390,783,105.40 × 838,260,522,070.25
  4. Step 4: Simplify right side
    838,260,522,070.25x = 1,054,021,054,292,252,998,762,496
  5. Step 5: Solve for x
    x = 1,054,021,054,292,252,998,762,496/838,260,522,070.25
  6. Step 6: Final answer
    x = 1,257,390,783,105.40

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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.