Finding the Fourth Proportional to 157,460,034.84, 236,496,551.96 and 128,335,394.96
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Solution
The fourth proportional to 157,460,034.84, 236,496,551.96 and 128,335,394.96 is: 192,752,900.34
Step by Step Solution
- Step 1: Write the proportion equation
157,460,034.84 : 236,496,551.96 = 128,335,394.96 : x - Step 2: Convert to fraction form
157,460,034.84/236,496,551.96 = 128,335,394.96/x - Step 3: Cross multiply
157,460,034.84x = 236,496,551.96 × 128,335,394.96 - Step 4: Simplify right side
157,460,034.84x = 30,350,878,402,464,760 - Step 5: Solve for x
x = 30,350,878,402,464,760/157,460,034.84 - Step 6: Final answer
x = 192,752,900.34
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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.