Finding the Fourth Proportional to 115,462,195.55, 159,336,561.35 and 62,537,586.51
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Solution
The fourth proportional to 115,462,195.55, 159,336,561.35 and 62,537,586.51 is: 86,301,182.32
Step by Step Solution
- Step 1: Write the proportion equation
115,462,195.55 : 159,336,561.35 = 62,537,586.51 : x - Step 2: Convert to fraction form
115,462,195.55/159,336,561.35 = 62,537,586.51/x - Step 3: Cross multiply
115,462,195.55x = 159,336,561.35 × 62,537,586.51 - Step 4: Simplify right side
115,462,195.55x = 9,964,523,989,631,546 - Step 5: Solve for x
x = 9,964,523,989,631,546/115,462,195.55 - Step 6: Final answer
x = 86,301,182.32
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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.