Home / 648,646,703,999.60-972,970,055,999.40-648,646,703,999.60

Finding the Fourth Proportional to 648,646,703,999.60, 972,970,055,999.40 and 648,646,703,999.60

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Solution

The fourth proportional to 648,646,703,999.60, 972,970,055,999.40 and 648,646,703,999.60 is: 972,970,055,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,646,703,999.60 : 972,970,055,999.40 = 648,646,703,999.60 : x
  2. Step 2: Convert to fraction form
    648,646,703,999.60/972,970,055,999.40 = 648,646,703,999.60/x
  3. Step 3: Cross multiply
    648,646,703,999.60x = 972,970,055,999.40 × 648,646,703,999.60
  4. Step 4: Simplify right side
    648,646,703,999.60x = 631,113,819,914,317,091,307,520
  5. Step 5: Solve for x
    x = 631,113,819,914,317,091,307,520/648,646,703,999.60
  6. Step 6: Final answer
    x = 972,970,055,999.40

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1.5x scale

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.