Finding the Fourth Proportional to 349,979,705.76, 483,000,230.16 and 193,360,490.40
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Solution
The fourth proportional to 349,979,705.76, 483,000,230.16 and 193,360,490.40 is: 266,853,076.99
Step by Step Solution
- Step 1: Write the proportion equation
349,979,705.76 : 483,000,230.16 = 193,360,490.40 : x - Step 2: Convert to fraction form
349,979,705.76/483,000,230.16 = 193,360,490.40/x - Step 3: Cross multiply
349,979,705.76x = 483,000,230.16 × 193,360,490.40 - Step 4: Simplify right side
349,979,705.76x = 93,393,161,367,050,480 - Step 5: Solve for x
x = 93,393,161,367,050,480/349,979,705.76 - Step 6: Final answer
x = 266,853,076.99
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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.