Home / 117,026,492.52-161,494,580.48-64,814,407.17

Finding the Fourth Proportional to 117,026,492.52, 161,494,580.48 and 64,814,407.17

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Solution

The fourth proportional to 117,026,492.52, 161,494,580.48 and 64,814,407.17 is: 89,442,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,026,492.52 : 161,494,580.48 = 64,814,407.17 : x
  2. Step 2: Convert to fraction form
    117,026,492.52/161,494,580.48 = 64,814,407.17/x
  3. Step 3: Cross multiply
    117,026,492.52x = 161,494,580.48 × 64,814,407.17
  4. Step 4: Simplify right side
    117,026,492.52x = 10,467,175,494,979,054
  5. Step 5: Solve for x
    x = 10,467,175,494,979,054/117,026,492.52
  6. Step 6: Final answer
    x = 89,442,785.73

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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.