Finding the Fourth Proportional to 170,320,370.20, 255,476,878.68 and 47,495,415.94
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Solution
The fourth proportional to 170,320,370.20, 255,476,878.68 and 47,495,415.94 is: 71,242,098.65
Step by Step Solution
- Step 1: Write the proportion equation
170,320,370.20 : 255,476,878.68 = 47,495,415.94 : x - Step 2: Convert to fraction form
170,320,370.20/255,476,878.68 = 47,495,415.94/x - Step 3: Cross multiply
170,320,370.20x = 255,476,878.68 × 47,495,415.94 - Step 4: Simplify right side
170,320,370.20x = 12,133,980,615,959,518 - Step 5: Solve for x
x = 12,133,980,615,959,518/170,320,370.20 - Step 6: Final answer
x = 71,242,098.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.