Home / 135,620,097.60-203,430,146.40-43,503,657.60

Finding the Fourth Proportional to 135,620,097.60, 203,430,146.40 and 43,503,657.60

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Solution

The fourth proportional to 135,620,097.60, 203,430,146.40 and 43,503,657.60 is: 65,255,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,620,097.60 : 203,430,146.40 = 43,503,657.60 : x
  2. Step 2: Convert to fraction form
    135,620,097.60/203,430,146.40 = 43,503,657.60/x
  3. Step 3: Cross multiply
    135,620,097.60x = 203,430,146.40 × 43,503,657.60
  4. Step 4: Simplify right side
    135,620,097.60x = 8,849,955,434,503,473
  5. Step 5: Solve for x
    x = 8,849,955,434,503,473/135,620,097.60
  6. Step 6: Final answer
    x = 65,255,486.40

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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.