Finding the Fourth Proportional to 248,634,539.08, 372,888,194.85 and 73,716,671.12
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Solution
The fourth proportional to 248,634,539.08, 372,888,194.85 and 73,716,671.12 is: 110,556,146.08
Step by Step Solution
- Step 1: Write the proportion equation
248,634,539.08 : 372,888,194.85 = 73,716,671.12 : x - Step 2: Convert to fraction form
248,634,539.08/372,888,194.85 = 73,716,671.12/x - Step 3: Cross multiply
248,634,539.08x = 372,888,194.85 × 73,716,671.12 - Step 4: Simplify right side
248,634,539.08x = 27,488,076,422,423,488 - Step 5: Solve for x
x = 27,488,076,422,423,488/248,634,539.08 - Step 6: Final answer
x = 110,556,146.08
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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.