Finding the Fourth Proportional to 959,044,926.20, 1,437,937,533.30 and 376,428,126.20
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Solution
The fourth proportional to 959,044,926.20, 1,437,937,533.30 and 376,428,126.20 is: 564,394,968.85
Step by Step Solution
- Step 1: Write the proportion equation
959,044,926.20 : 1,437,937,533.30 = 376,428,126.20 : x - Step 2: Convert to fraction form
959,044,926.20/1,437,937,533.30 = 376,428,126.20/x - Step 3: Cross multiply
959,044,926.20x = 1,437,937,533.30 × 376,428,126.20 - Step 4: Simplify right side
959,044,926.20x = 541,280,131,252,769,088 - Step 5: Solve for x
x = 541,280,131,252,769,088/959,044,926.20 - Step 6: Final answer
x = 564,394,968.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.