Finding the Fourth Proportional to 170,361,534.07, 235,292,844.84 and 114,509,988.98
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Solution
The fourth proportional to 170,361,534.07, 235,292,844.84 and 114,509,988.98 is: 158,154,135.07
Step by Step Solution
- Step 1: Write the proportion equation
170,361,534.07 : 235,292,844.84 = 114,509,988.98 : x - Step 2: Convert to fraction form
170,361,534.07/235,292,844.84 = 114,509,988.98/x - Step 3: Cross multiply
170,361,534.07x = 235,292,844.84 × 114,509,988.98 - Step 4: Simplify right side
170,361,534.07x = 26,943,381,069,701,252 - Step 5: Solve for x
x = 26,943,381,069,701,252/170,361,534.07 - Step 6: Final answer
x = 158,154,135.07
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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.