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Finding the Fourth Proportional to 162,826,257.60, 228,561,422.40 and 162,826,257.60

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Solution

The fourth proportional to 162,826,257.60, 228,561,422.40 and 162,826,257.60 is: 228,561,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,826,257.60 : 228,561,422.40 = 162,826,257.60 : x
  2. Step 2: Convert to fraction form
    162,826,257.60/228,561,422.40 = 162,826,257.60/x
  3. Step 3: Cross multiply
    162,826,257.60x = 228,561,422.40 × 162,826,257.60
  4. Step 4: Simplify right side
    162,826,257.60x = 37,215,801,041,124,808
  5. Step 5: Solve for x
    x = 37,215,801,041,124,808/162,826,257.60
  6. Step 6: Final answer
    x = 228,561,422.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.