Finding the Fourth Proportional to 170,687,256.44, 235,549,156.09 and 92,370,816.81
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Solution
The fourth proportional to 170,687,256.44, 235,549,156.09 and 92,370,816.81 is: 127,472,128.86
Step by Step Solution
- Step 1: Write the proportion equation
170,687,256.44 : 235,549,156.09 = 92,370,816.81 : x - Step 2: Convert to fraction form
170,687,256.44/235,549,156.09 = 92,370,816.81/x - Step 3: Cross multiply
170,687,256.44x = 235,549,156.09 × 92,370,816.81 - Step 4: Simplify right side
170,687,256.44x = 21,757,867,946,881,292 - Step 5: Solve for x
x = 21,757,867,946,881,292/170,687,256.44 - Step 6: Final answer
x = 127,472,128.86
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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.