Finding the Fourth Proportional to 245,893,175.94, 368,734,774.44 and 142,333,863.03
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Solution
The fourth proportional to 245,893,175.94, 368,734,774.44 and 142,333,863.03 is: 213,440,021.99
Step by Step Solution
- Step 1: Write the proportion equation
245,893,175.94 : 368,734,774.44 = 142,333,863.03 : x - Step 2: Convert to fraction form
245,893,175.94/368,734,774.44 = 142,333,863.03/x - Step 3: Cross multiply
245,893,175.94x = 368,734,774.44 × 142,333,863.03 - Step 4: Simplify right side
245,893,175.94x = 52,483,444,879,540,904 - Step 5: Solve for x
x = 52,483,444,879,540,904/245,893,175.94 - Step 6: Final answer
x = 213,440,021.99
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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.