Home / 116,221,965.89-174,272,415.40-43,378,840.64

Finding the Fourth Proportional to 116,221,965.89, 174,272,415.40 and 43,378,840.64

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Solution

The fourth proportional to 116,221,965.89, 174,272,415.40 and 43,378,840.64 is: 65,045,667.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,221,965.89 : 174,272,415.40 = 43,378,840.64 : x
  2. Step 2: Convert to fraction form
    116,221,965.89/174,272,415.40 = 43,378,840.64/x
  3. Step 3: Cross multiply
    116,221,965.89x = 174,272,415.40 × 43,378,840.64
  4. Step 4: Simplify right side
    116,221,965.89x = 7,559,735,336,074,386
  5. Step 5: Solve for x
    x = 7,559,735,336,074,386/116,221,965.89
  6. Step 6: Final answer
    x = 65,045,667.39

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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.