Finding the Fourth Proportional to 357,357,629.21, 535,573,007.37 and 160,475,666.09
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Solution
The fourth proportional to 357,357,629.21, 535,573,007.37 and 160,475,666.09 is: 240,505,387.52
Step by Step Solution
- Step 1: Write the proportion equation
357,357,629.21 : 535,573,007.37 = 160,475,666.09 : x - Step 2: Convert to fraction form
357,357,629.21/535,573,007.37 = 160,475,666.09/x - Step 3: Cross multiply
357,357,629.21x = 535,573,007.37 × 160,475,666.09 - Step 4: Simplify right side
357,357,629.21x = 85,946,435,094,847,376 - Step 5: Solve for x
x = 85,946,435,094,847,376/357,357,629.21 - Step 6: Final answer
x = 240,505,387.52
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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.