Finding the Fourth Proportional to 153,232,927.94, 211,465,906.62 and 83,622,792.80
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Solution
The fourth proportional to 153,232,927.94, 211,465,906.62 and 83,622,792.80 is: 115,401,891.30
Step by Step Solution
- Step 1: Write the proportion equation
153,232,927.94 : 211,465,906.62 = 83,622,792.80 : x - Step 2: Convert to fraction form
153,232,927.94/211,465,906.62 = 83,622,792.80/x - Step 3: Cross multiply
153,232,927.94x = 211,465,906.62 × 83,622,792.80 - Step 4: Simplify right side
153,232,927.94x = 17,683,369,693,548,408 - Step 5: Solve for x
x = 17,683,369,693,548,408/153,232,927.94 - Step 6: Final answer
x = 115,401,891.30
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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.