Home / 133,435,918.74-184,140,161.28-74,699,066.82

Finding the Fourth Proportional to 133,435,918.74, 184,140,161.28 and 74,699,066.82

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Solution

The fourth proportional to 133,435,918.74, 184,140,161.28 and 74,699,066.82 is: 103,083,924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,435,918.74 : 184,140,161.28 = 74,699,066.82 : x
  2. Step 2: Convert to fraction form
    133,435,918.74/184,140,161.28 = 74,699,066.82/x
  3. Step 3: Cross multiply
    133,435,918.74x = 184,140,161.28 × 74,699,066.82
  4. Step 4: Simplify right side
    133,435,918.74x = 13,755,098,211,700,296
  5. Step 5: Solve for x
    x = 13,755,098,211,700,296/133,435,918.74
  6. Step 6: Final answer
    x = 103,083,924.79

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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.