Finding the Fourth Proportional to 170,679,259.88, 235,537,378.92 and 92,362,813.34
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Solution
The fourth proportional to 170,679,259.88, 235,537,378.92 and 92,362,813.34 is: 127,460,682.56
Step by Step Solution
- Step 1: Write the proportion equation
170,679,259.88 : 235,537,378.92 = 92,362,813.34 : x - Step 2: Convert to fraction form
170,679,259.88/235,537,378.92 = 92,362,813.34/x - Step 3: Cross multiply
170,679,259.88x = 235,537,378.92 × 92,362,813.34 - Step 4: Simplify right side
170,679,259.88x = 21,754,894,963,780,812 - Step 5: Solve for x
x = 21,754,894,963,780,812/170,679,259.88 - Step 6: Final answer
x = 127,460,682.56
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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.