Home / 1,242,700,804,571.40-1,864,135,387,144.40-436,769,762,796.34

Finding the Fourth Proportional to 1,242,700,804,571.40, 1,864,135,387,144.40 and 436,769,762,796.34

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Solution

The fourth proportional to 1,242,700,804,571.40, 1,864,135,387,144.40 and 436,769,762,796.34 is: 655,184,230,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,700,804,571.40 : 1,864,135,387,144.40 = 436,769,762,796.34 : x
  2. Step 2: Convert to fraction form
    1,242,700,804,571.40/1,864,135,387,144.40 = 436,769,762,796.34/x
  3. Step 3: Cross multiply
    1,242,700,804,571.40x = 1,864,135,387,144.40 × 436,769,762,796.34
  4. Step 4: Simplify right side
    1,242,700,804,571.40x = 814,197,970,863,323,040,710,656
  5. Step 5: Solve for x
    x = 814,197,970,863,323,040,710,656/1,242,700,804,571.40
  6. Step 6: Final answer
    x = 655,184,230,885.03

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Double scale
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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.