Home / 77,213,066.95-106,553,620.14-41,930,563.60

Finding the Fourth Proportional to 77,213,066.95, 106,553,620.14 and 41,930,563.60

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Solution

The fourth proportional to 77,213,066.95, 106,553,620.14 and 41,930,563.60 is: 57,863,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,213,066.95 : 106,553,620.14 = 41,930,563.60 : x
  2. Step 2: Convert to fraction form
    77,213,066.95/106,553,620.14 = 41,930,563.60/x
  3. Step 3: Cross multiply
    77,213,066.95x = 106,553,620.14 × 41,930,563.60
  4. Step 4: Simplify right side
    77,213,066.95x = 4,467,853,346,090,511
  5. Step 5: Solve for x
    x = 4,467,853,346,090,511/77,213,066.95
  6. Step 6: Final answer
    x = 57,863,953.90

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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.