Home / 6,838,886,534.40-10,258,329,801.60-6,457,949,625.60

Finding the Fourth Proportional to 6,838,886,534.40, 10,258,329,801.60 and 6,457,949,625.60

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Solution

The fourth proportional to 6,838,886,534.40, 10,258,329,801.60 and 6,457,949,625.60 is: 9,686,924,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838,886,534.40 : 10,258,329,801.60 = 6,457,949,625.60 : x
  2. Step 2: Convert to fraction form
    6,838,886,534.40/10,258,329,801.60 = 6,457,949,625.60/x
  3. Step 3: Cross multiply
    6,838,886,534.40x = 10,258,329,801.60 × 6,457,949,625.60
  4. Step 4: Simplify right side
    6,838,886,534.40x = 66,247,777,101,524,049,920
  5. Step 5: Solve for x
    x = 66,247,777,101,524,049,920/6,838,886,534.40
  6. Step 6: Final answer
    x = 9,686,924,438.40

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Double scale
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Similar ratio
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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.