Finding the Fourth Proportional to 119,649,158.91, 165,115,512.93 and 66,725,924.04
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Solution
The fourth proportional to 119,649,158.91, 165,115,512.93 and 66,725,924.04 is: 92,081,593.17
Step by Step Solution
- Step 1: Write the proportion equation
119,649,158.91 : 165,115,512.93 = 66,725,924.04 : x - Step 2: Convert to fraction form
119,649,158.91/165,115,512.93 = 66,725,924.04/x - Step 3: Cross multiply
119,649,158.91x = 165,115,512.93 × 66,725,924.04 - Step 4: Simplify right side
119,649,158.91x = 11,017,485,173,346,844 - Step 5: Solve for x
x = 11,017,485,173,346,844/119,649,158.91 - Step 6: Final answer
x = 92,081,593.17
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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.