Finding the Fourth Proportional to 331,684,926.84, 457,739,041.68 and 183,015,690.98
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Solution
The fourth proportional to 331,684,926.84, 457,739,041.68 and 183,015,690.98 is: 252,569,291.58
Step by Step Solution
- Step 1: Write the proportion equation
331,684,926.84 : 457,739,041.68 = 183,015,690.98 : x - Step 2: Convert to fraction form
331,684,926.84/457,739,041.68 = 183,015,690.98/x - Step 3: Cross multiply
331,684,926.84x = 457,739,041.68 × 183,015,690.98 - Step 4: Simplify right side
331,684,926.84x = 83,773,426,999,299,520 - Step 5: Solve for x
x = 83,773,426,999,299,520/331,684,926.84 - Step 6: Final answer
x = 252,569,291.58
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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.