Home / 136,400,018.96-188,232,101.70-73,676,116.64

Finding the Fourth Proportional to 136,400,018.96, 188,232,101.70 and 73,676,116.64

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Solution

The fourth proportional to 136,400,018.96, 188,232,101.70 and 73,676,116.64 is: 101,673,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,400,018.96 : 188,232,101.70 = 73,676,116.64 : x
  2. Step 2: Convert to fraction form
    136,400,018.96/188,232,101.70 = 73,676,116.64/x
  3. Step 3: Cross multiply
    136,400,018.96x = 188,232,101.70 × 73,676,116.64
  4. Step 4: Simplify right side
    136,400,018.96x = 13,868,210,279,480,916
  5. Step 5: Solve for x
    x = 13,868,210,279,480,916/136,400,018.96
  6. Step 6: Final answer
    x = 101,673,081.75

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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.