Finding the Fourth Proportional to 134,464,487.91, 185,556,094.30 and 74,922,707.60
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Solution
The fourth proportional to 134,464,487.91, 185,556,094.30 and 74,922,707.60 is: 103,390,606.79
Step by Step Solution
- Step 1: Write the proportion equation
134,464,487.91 : 185,556,094.30 = 74,922,707.60 : x - Step 2: Convert to fraction form
134,464,487.91/185,556,094.30 = 74,922,707.60/x - Step 3: Cross multiply
134,464,487.91x = 185,556,094.30 × 74,922,707.60 - Step 4: Simplify right side
134,464,487.91x = 13,902,364,996,709,168 - Step 5: Solve for x
x = 13,902,364,996,709,168/134,464,487.91 - Step 6: Final answer
x = 103,390,606.79
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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.