Home / 117,858,341.05-162,632,072.36-68,314,255.67

Finding the Fourth Proportional to 117,858,341.05, 162,632,072.36 and 68,314,255.67

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Solution

The fourth proportional to 117,858,341.05, 162,632,072.36 and 68,314,255.67 is: 94,266,463.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,858,341.05 : 162,632,072.36 = 68,314,255.67 : x
  2. Step 2: Convert to fraction form
    117,858,341.05/162,632,072.36 = 68,314,255.67/x
  3. Step 3: Cross multiply
    117,858,341.05x = 162,632,072.36 × 68,314,255.67
  4. Step 4: Simplify right side
    117,858,341.05x = 11,110,088,971,920,346
  5. Step 5: Solve for x
    x = 11,110,088,971,920,346/117,858,341.05
  6. Step 6: Final answer
    x = 94,266,463.22

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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.