Finding the Fourth Proportional to 319,506,874,876.20, 440,933,347,310.12 and 176,936,134,924.20
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Solution
The fourth proportional to 319,506,874,876.20, 440,933,347,310.12 and 176,936,134,924.20 is: 244,179,541,559.07
Step by Step Solution
- Step 1: Write the proportion equation
319,506,874,876.20 : 440,933,347,310.12 = 176,936,134,924.20 : x - Step 2: Convert to fraction form
319,506,874,876.20/440,933,347,310.12 = 176,936,134,924.20/x - Step 3: Cross multiply
319,506,874,876.20x = 440,933,347,310.12 × 176,936,134,924.20 - Step 4: Simplify right side
319,506,874,876.20x = 78,017,042,232,242,539,069,440 - Step 5: Solve for x
x = 78,017,042,232,242,539,069,440/319,506,874,876.20 - Step 6: Final answer
x = 244,179,541,559.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.