Home / 134,272,159,222.83-201,308,946,748.33-81,201,393,804.39

Finding the Fourth Proportional to 134,272,159,222.83, 201,308,946,748.33 and 81,201,393,804.39

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Solution

The fourth proportional to 134,272,159,222.83, 201,308,946,748.33 and 81,201,393,804.39 is: 121,742,043,591.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,272,159,222.83 : 201,308,946,748.33 = 81,201,393,804.39 : x
  2. Step 2: Convert to fraction form
    134,272,159,222.83/201,308,946,748.33 = 81,201,393,804.39/x
  3. Step 3: Cross multiply
    134,272,159,222.83x = 201,308,946,748.33 × 81,201,393,804.39
  4. Step 4: Simplify right side
    134,272,159,222.83x = 16,346,567,061,258,119,413,760
  5. Step 5: Solve for x
    x = 16,346,567,061,258,119,413,760/134,272,159,222.83
  6. Step 6: Final answer
    x = 121,742,043,591.71

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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.