Finding the Fourth Proportional to 377,262,979.20, 565,894,468.80 and 118,504,356.30
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Solution
The fourth proportional to 377,262,979.20, 565,894,468.80 and 118,504,356.30 is: 177,756,534.45
Step by Step Solution
- Step 1: Write the proportion equation
377,262,979.20 : 565,894,468.80 = 118,504,356.30 : x - Step 2: Convert to fraction form
377,262,979.20/565,894,468.80 = 118,504,356.30/x - Step 3: Cross multiply
377,262,979.20x = 565,894,468.80 × 118,504,356.30 - Step 4: Simplify right side
377,262,979.20x = 67,060,959,758,874,424 - Step 5: Solve for x
x = 67,060,959,758,874,424/377,262,979.20 - Step 6: Final answer
x = 177,756,534.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.