Home / 1,423,844,587,016.50-1,965,073,979,191.40-845,783,389,646.25

Finding the Fourth Proportional to 1,423,844,587,016.50, 1,965,073,979,191.40 and 845,783,389,646.25

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Solution

The fourth proportional to 1,423,844,587,016.50, 1,965,073,979,191.40 and 845,783,389,646.25 is: 1,167,281,138,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,844,587,016.50 : 1,965,073,979,191.40 = 845,783,389,646.25 : x
  2. Step 2: Convert to fraction form
    1,423,844,587,016.50/1,965,073,979,191.40 = 845,783,389,646.25/x
  3. Step 3: Cross multiply
    1,423,844,587,016.50x = 1,965,073,979,191.40 × 845,783,389,646.25
  4. Step 4: Simplify right side
    1,423,844,587,016.50x = 1,662,026,931,026,146,673,819,648
  5. Step 5: Solve for x
    x = 1,662,026,931,026,146,673,819,648/1,423,844,587,016.50
  6. Step 6: Final answer
    x = 1,167,281,138,813.56

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.