Home / 121,633,492.56-167,854,249.80-66,631,304.40

Finding the Fourth Proportional to 121,633,492.56, 167,854,249.80 and 66,631,304.40

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Solution

The fourth proportional to 121,633,492.56, 167,854,249.80 and 66,631,304.40 is: 91,951,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,633,492.56 : 167,854,249.80 = 66,631,304.40 : x
  2. Step 2: Convert to fraction form
    121,633,492.56/167,854,249.80 = 66,631,304.40/x
  3. Step 3: Cross multiply
    121,633,492.56x = 167,854,249.80 × 66,631,304.40
  4. Step 4: Simplify right side
    121,633,492.56x = 11,184,347,613,257,440
  5. Step 5: Solve for x
    x = 11,184,347,613,257,440/121,633,492.56
  6. Step 6: Final answer
    x = 91,951,216.54

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