Home / 115,538,877.03-159,461,213.18-73,740,984.87

Finding the Fourth Proportional to 115,538,877.03, 159,461,213.18 and 73,740,984.87

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Solution

The fourth proportional to 115,538,877.03, 159,461,213.18 and 73,740,984.87 is: 101,773,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,538,877.03 : 159,461,213.18 = 73,740,984.87 : x
  2. Step 2: Convert to fraction form
    115,538,877.03/159,461,213.18 = 73,740,984.87/x
  3. Step 3: Cross multiply
    115,538,877.03x = 159,461,213.18 × 73,740,984.87
  4. Step 4: Simplify right side
    115,538,877.03x = 11,758,826,908,089,522
  5. Step 5: Solve for x
    x = 11,758,826,908,089,522/115,538,877.03
  6. Step 6: Final answer
    x = 101,773,768.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.