Finding the Fourth Proportional to 189,913,533.44, 284,864,985.74 and 60,528,907.58
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Solution
The fourth proportional to 189,913,533.44, 284,864,985.74 and 60,528,907.58 is: 90,791,667.56
Step by Step Solution
- Step 1: Write the proportion equation
189,913,533.44 : 284,864,985.74 = 60,528,907.58 : x - Step 2: Convert to fraction form
189,913,533.44/284,864,985.74 = 60,528,907.58/x - Step 3: Cross multiply
189,913,533.44x = 284,864,985.74 × 60,528,907.58 - Step 4: Simplify right side
189,913,533.44x = 17,242,566,393,361,476 - Step 5: Solve for x
x = 17,242,566,393,361,476/189,913,533.44 - Step 6: Final answer
x = 90,791,667.56
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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.