Finding the Fourth Proportional to 115,462,076.33, 159,336,397.10 and 62,537,468.21
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Solution
The fourth proportional to 115,462,076.33, 159,336,397.10 and 62,537,468.21 is: 86,301,019.21
Step by Step Solution
- Step 1: Write the proportion equation
115,462,076.33 : 159,336,397.10 = 62,537,468.21 : x - Step 2: Convert to fraction form
115,462,076.33/159,336,397.10 = 62,537,468.21/x - Step 3: Cross multiply
115,462,076.33x = 159,336,397.10 × 62,537,468.21 - Step 4: Simplify right side
115,462,076.33x = 9,964,494,868,259,014 - Step 5: Solve for x
x = 9,964,494,868,259,014/115,462,076.33 - Step 6: Final answer
x = 86,301,019.21
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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.