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Finding the Fourth Proportional to 101,353,903.20, 152,030,854.80 and 88,599,319.20

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Solution

The fourth proportional to 101,353,903.20, 152,030,854.80 and 88,599,319.20 is: 132,898,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,353,903.20 : 152,030,854.80 = 88,599,319.20 : x
  2. Step 2: Convert to fraction form
    101,353,903.20/152,030,854.80 = 88,599,319.20/x
  3. Step 3: Cross multiply
    101,353,903.20x = 152,030,854.80 × 88,599,319.20
  4. Step 4: Simplify right side
    101,353,903.20x = 13,469,830,232,674,054
  5. Step 5: Solve for x
    x = 13,469,830,232,674,054/101,353,903.20
  6. Step 6: Final answer
    x = 132,898,978.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.