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Finding the Fourth Proportional to 101,797,205.60, 152,695,808.40 and 53,256,303.20

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Solution

The fourth proportional to 101,797,205.60, 152,695,808.40 and 53,256,303.20 is: 79,884,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,797,205.60 : 152,695,808.40 = 53,256,303.20 : x
  2. Step 2: Convert to fraction form
    101,797,205.60/152,695,808.40 = 53,256,303.20/x
  3. Step 3: Cross multiply
    101,797,205.60x = 152,695,808.40 × 53,256,303.20
  4. Step 4: Simplify right side
    101,797,205.60x = 8,132,014,269,519,508
  5. Step 5: Solve for x
    x = 8,132,014,269,519,508/101,797,205.60
  6. Step 6: Final answer
    x = 79,884,454.80

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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.