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Finding the Fourth Proportional to 10,396,576,840.90, 15,594,865,261.35 and 10,396,576,840.90

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Solution

The fourth proportional to 10,396,576,840.90, 15,594,865,261.35 and 10,396,576,840.90 is: 15,594,865,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396,576,840.90 : 15,594,865,261.35 = 10,396,576,840.90 : x
  2. Step 2: Convert to fraction form
    10,396,576,840.90/15,594,865,261.35 = 10,396,576,840.90/x
  3. Step 3: Cross multiply
    10,396,576,840.90x = 15,594,865,261.35 × 10,396,576,840.90
  4. Step 4: Simplify right side
    10,396,576,840.90x = 162,133,215,013,107,335,168
  5. Step 5: Solve for x
    x = 162,133,215,013,107,335,168/10,396,576,840.90
  6. Step 6: Final answer
    x = 15,594,865,261.35

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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.