Finding the Fourth Proportional to 170,620,326.72, 235,484,206.56 and 104,577,562.08
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Solution
The fourth proportional to 170,620,326.72, 235,484,206.56 and 104,577,562.08 is: 144,334,293.01
Step by Step Solution
- Step 1: Write the proportion equation
170,620,326.72 : 235,484,206.56 = 104,577,562.08 : x - Step 2: Convert to fraction form
170,620,326.72/235,484,206.56 = 104,577,562.08/x - Step 3: Cross multiply
170,620,326.72x = 235,484,206.56 × 104,577,562.08 - Step 4: Simplify right side
170,620,326.72x = 24,626,364,230,387,944 - Step 5: Solve for x
x = 24,626,364,230,387,944/170,620,326.72 - Step 6: Final answer
x = 144,334,293.01
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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.