Finding the Fourth Proportional to 397,564,121.64, 595,570,375.68 and 309,714,297.12
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Solution
The fourth proportional to 397,564,121.64, 595,570,375.68 and 309,714,297.12 is: 463,967,069.08
Step by Step Solution
- Step 1: Write the proportion equation
397,564,121.64 : 595,570,375.68 = 309,714,297.12 : x - Step 2: Convert to fraction form
397,564,121.64/595,570,375.68 = 309,714,297.12/x - Step 3: Cross multiply
397,564,121.64x = 595,570,375.68 × 309,714,297.12 - Step 4: Simplify right side
397,564,121.64x = 184,456,660,289,225,536 - Step 5: Solve for x
x = 184,456,660,289,225,536/397,564,121.64 - Step 6: Final answer
x = 463,967,069.08
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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.