Finding the Fourth Proportional to 199,844,972.16, 275,701,613.00 and 133,786,753.26
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Solution
The fourth proportional to 199,844,972.16, 275,701,613.00 and 133,786,753.26 is: 184,569,185.17
Step by Step Solution
- Step 1: Write the proportion equation
199,844,972.16 : 275,701,613.00 = 133,786,753.26 : x - Step 2: Convert to fraction form
199,844,972.16/275,701,613.00 = 133,786,753.26/x - Step 3: Cross multiply
199,844,972.16x = 275,701,613.00 × 133,786,753.26 - Step 4: Simplify right side
199,844,972.16x = 36,885,223,671,146,080 - Step 5: Solve for x
x = 36,885,223,671,146,080/199,844,972.16 - Step 6: Final answer
x = 184,569,185.17
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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.