Finding the Fourth Proportional to 157,771,401.38, 236,682,532.14 and 48,596,521.70
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Solution
The fourth proportional to 157,771,401.38, 236,682,532.14 and 48,596,521.70 is: 72,902,615.48
Step by Step Solution
- Step 1: Write the proportion equation
157,771,401.38 : 236,682,532.14 = 48,596,521.70 : x - Step 2: Convert to fraction form
157,771,401.38/236,682,532.14 = 48,596,521.70/x - Step 3: Cross multiply
157,771,401.38x = 236,682,532.14 × 48,596,521.70 - Step 4: Simplify right side
157,771,401.38x = 11,501,947,809,152,458 - Step 5: Solve for x
x = 11,501,947,809,152,458/157,771,401.38 - Step 6: Final answer
x = 72,902,615.48
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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.