Finding the Fourth Proportional to 366,244,628.60, 549,366,942.90 and 338,184,543.80
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Solution
The fourth proportional to 366,244,628.60, 549,366,942.90 and 338,184,543.80 is: 507,276,815.70
Step by Step Solution
- Step 1: Write the proportion equation
366,244,628.60 : 549,366,942.90 = 338,184,543.80 : x - Step 2: Convert to fraction form
366,244,628.60/549,366,942.90 = 338,184,543.80/x - Step 3: Cross multiply
366,244,628.60x = 549,366,942.90 × 338,184,543.80 - Step 4: Simplify right side
366,244,628.60x = 185,787,408,963,437,152 - Step 5: Solve for x
x = 185,787,408,963,437,152/366,244,628.60 - Step 6: Final answer
x = 507,276,815.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.