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Finding the Fourth Proportional to 884,277,458.40, 1,326,416,187.60 and 798,184,016.40

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Solution

The fourth proportional to 884,277,458.40, 1,326,416,187.60 and 798,184,016.40 is: 1,197,276,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,277,458.40 : 1,326,416,187.60 = 798,184,016.40 : x
  2. Step 2: Convert to fraction form
    884,277,458.40/1,326,416,187.60 = 798,184,016.40/x
  3. Step 3: Cross multiply
    884,277,458.40x = 1,326,416,187.60 × 798,184,016.40
  4. Step 4: Simplify right side
    884,277,458.40x = 1,058,724,200,036,543,744
  5. Step 5: Solve for x
    x = 1,058,724,200,036,543,744/884,277,458.40
  6. Step 6: Final answer
    x = 1,197,276,024.60

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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.