Finding the Fourth Proportional to 164,513,442.45, 245,299,370.03 and 159,993,536.75
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Solution
The fourth proportional to 164,513,442.45, 245,299,370.03 and 159,993,536.75 is: 238,559,920.63
Step by Step Solution
- Step 1: Write the proportion equation
164,513,442.45 : 245,299,370.03 = 159,993,536.75 : x - Step 2: Convert to fraction form
164,513,442.45/245,299,370.03 = 159,993,536.75/x - Step 3: Cross multiply
164,513,442.45x = 245,299,370.03 × 159,993,536.75 - Step 4: Simplify right side
164,513,442.45x = 39,246,313,774,039,200 - Step 5: Solve for x
x = 39,246,313,774,039,200/164,513,442.45 - Step 6: Final answer
x = 238,559,920.63
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.