Finding the Fourth Proportional to 354,294,114.66, 488,926,184.49 and 197,661,253.68
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Solution
The fourth proportional to 354,294,114.66, 488,926,184.49 and 197,661,253.68 is: 272,772,700.94
Step by Step Solution
- Step 1: Write the proportion equation
354,294,114.66 : 488,926,184.49 = 197,661,253.68 : x - Step 2: Convert to fraction form
354,294,114.66/488,926,184.49 = 197,661,253.68/x - Step 3: Cross multiply
354,294,114.66x = 488,926,184.49 × 197,661,253.68 - Step 4: Simplify right side
354,294,114.66x = 96,641,762,583,272,384 - Step 5: Solve for x
x = 96,641,762,583,272,384/354,294,114.66 - Step 6: Final answer
x = 272,772,700.94
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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.