Finding the Fourth Proportional to 277,349,998.50, 382,755,029.18 and 153,590,675.63
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Solution
The fourth proportional to 277,349,998.50, 382,755,029.18 and 153,590,675.63 is: 211,961,795.02
Step by Step Solution
- Step 1: Write the proportion equation
277,349,998.50 : 382,755,029.18 = 153,590,675.63 : x - Step 2: Convert to fraction form
277,349,998.50/382,755,029.18 = 153,590,675.63/x - Step 3: Cross multiply
277,349,998.50x = 382,755,029.18 × 153,590,675.63 - Step 4: Simplify right side
277,349,998.50x = 58,787,603,529,854,840 - Step 5: Solve for x
x = 58,787,603,529,854,840/277,349,998.50 - Step 6: Final answer
x = 211,961,795.02
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1.5x scale
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.