Home / 1,679,616,693.12-2,317,867,614.72-937,016,469.12

Finding the Fourth Proportional to 1,679,616,693.12, 2,317,867,614.72 and 937,016,469.12

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Solution

The fourth proportional to 1,679,616,693.12, 2,317,867,614.72 and 937,016,469.12 is: 1,293,080,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,616,693.12 : 2,317,867,614.72 = 937,016,469.12 : x
  2. Step 2: Convert to fraction form
    1,679,616,693.12/2,317,867,614.72 = 937,016,469.12/x
  3. Step 3: Cross multiply
    1,679,616,693.12x = 2,317,867,614.72 × 937,016,469.12
  4. Step 4: Simplify right side
    1,679,616,693.12x = 2,171,880,128,232,530,688
  5. Step 5: Solve for x
    x = 2,171,880,128,232,530,688/1,679,616,693.12
  6. Step 6: Final answer
    x = 1,293,080,818.46

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1.5x scale

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.