Finding the Fourth Proportional to 455,833,416.16, 629,050,670.16 and 246,989,394.08
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Solution
The fourth proportional to 455,833,416.16, 629,050,670.16 and 246,989,394.08 is: 340,845,665.02
Step by Step Solution
- Step 1: Write the proportion equation
455,833,416.16 : 629,050,670.16 = 246,989,394.08 : x - Step 2: Convert to fraction form
455,833,416.16/629,050,670.16 = 246,989,394.08/x - Step 3: Cross multiply
455,833,416.16x = 629,050,670.16 × 246,989,394.08 - Step 4: Simplify right side
455,833,416.16x = 155,368,843,868,436,352 - Step 5: Solve for x
x = 155,368,843,868,436,352/455,833,416.16 - Step 6: Final answer
x = 340,845,665.02
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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.