Finding the Fourth Proportional to 318,805,125.14, 439,933,284.16 and 175,746,272.67
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Solution
The fourth proportional to 318,805,125.14, 439,933,284.16 and 175,746,272.67 is: 242,520,050.08
Step by Step Solution
- Step 1: Write the proportion equation
318,805,125.14 : 439,933,284.16 = 175,746,272.67 : x - Step 2: Convert to fraction form
318,805,125.14/439,933,284.16 = 175,746,272.67/x - Step 3: Cross multiply
318,805,125.14x = 439,933,284.16 × 175,746,272.67 - Step 4: Simplify right side
318,805,125.14x = 77,316,634,914,591,952 - Step 5: Solve for x
x = 77,316,634,914,591,952/318,805,125.14 - Step 6: Final answer
x = 242,520,050.08
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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.