Home / 61,242,828.45-91,864,242.68-57,463,692.45

Finding the Fourth Proportional to 61,242,828.45, 91,864,242.68 and 57,463,692.45

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Solution

The fourth proportional to 61,242,828.45, 91,864,242.68 and 57,463,692.45 is: 86,195,538.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242,828.45 : 91,864,242.68 = 57,463,692.45 : x
  2. Step 2: Convert to fraction form
    61,242,828.45/91,864,242.68 = 57,463,692.45/x
  3. Step 3: Cross multiply
    61,242,828.45x = 91,864,242.68 × 57,463,692.45
  4. Step 4: Simplify right side
    61,242,828.45x = 5,278,858,588,228,365
  5. Step 5: Solve for x
    x = 5,278,858,588,228,365/61,242,828.45
  6. Step 6: Final answer
    x = 86,195,538.68

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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.