Finding the Fourth Proportional to 162,037,763.10, 243,168,619.05 and 116,638,364.70
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Solution
The fourth proportional to 162,037,763.10, 243,168,619.05 and 116,638,364.70 is: 175,038,148.70
Step by Step Solution
- Step 1: Write the proportion equation
162,037,763.10 : 243,168,619.05 = 116,638,364.70 : x - Step 2: Convert to fraction form
162,037,763.10/243,168,619.05 = 116,638,364.70/x - Step 3: Cross multiply
162,037,763.10x = 243,168,619.05 × 116,638,364.70 - Step 4: Simplify right side
162,037,763.10x = 28,362,790,072,349,268 - Step 5: Solve for x
x = 28,362,790,072,349,268/162,037,763.10 - Step 6: Final answer
x = 175,038,148.70
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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.