Finding the Fourth Proportional to 234,551,543.20, 351,924,893.28 and 103,326,655.12
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Solution
The fourth proportional to 234,551,543.20, 351,924,893.28 and 103,326,655.12 is: 155,032,968.79
Step by Step Solution
- Step 1: Write the proportion equation
234,551,543.20 : 351,924,893.28 = 103,326,655.12 : x - Step 2: Convert to fraction form
234,551,543.20/351,924,893.28 = 103,326,655.12/x - Step 3: Cross multiply
234,551,543.20x = 351,924,893.28 × 103,326,655.12 - Step 4: Simplify right side
234,551,543.20x = 36,363,222,076,085,368 - Step 5: Solve for x
x = 36,363,222,076,085,368/234,551,543.20 - Step 6: Final answer
x = 155,032,968.79
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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.