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Finding the Fourth Proportional to 99,103,467.60, 148,655,201.40 and 99,103,467.60

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Solution

The fourth proportional to 99,103,467.60, 148,655,201.40 and 99,103,467.60 is: 148,655,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,103,467.60 : 148,655,201.40 = 99,103,467.60 : x
  2. Step 2: Convert to fraction form
    99,103,467.60/148,655,201.40 = 99,103,467.60/x
  3. Step 3: Cross multiply
    99,103,467.60x = 148,655,201.40 × 99,103,467.60
  4. Step 4: Simplify right side
    99,103,467.60x = 14,732,245,935,516,374
  5. Step 5: Solve for x
    x = 14,732,245,935,516,374/99,103,467.60
  6. Step 6: Final answer
    x = 148,655,201.40

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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.