Finding the Fourth Proportional to 140,232,375.19, 211,305,751.25 and 115,233,390.55
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Solution
The fourth proportional to 140,232,375.19, 211,305,751.25 and 115,233,390.55 is: 173,636,637.95
Step by Step Solution
- Step 1: Write the proportion equation
140,232,375.19 : 211,305,751.25 = 115,233,390.55 : x - Step 2: Convert to fraction form
140,232,375.19/211,305,751.25 = 115,233,390.55/x - Step 3: Cross multiply
140,232,375.19x = 211,305,751.25 × 115,233,390.55 - Step 4: Simplify right side
140,232,375.19x = 24,349,478,159,911,784 - Step 5: Solve for x
x = 24,349,478,159,911,784/140,232,375.19 - Step 6: Final answer
x = 173,636,637.95
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.