Finding the Fourth Proportional to 158,467,329.99, 218,664,712.76 and 92,371,291.11
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Solution
The fourth proportional to 158,467,329.99, 218,664,712.76 and 92,371,291.11 is: 127,460,605.53
Step by Step Solution
- Step 1: Write the proportion equation
158,467,329.99 : 218,664,712.76 = 92,371,291.11 : x - Step 2: Convert to fraction form
158,467,329.99/218,664,712.76 = 92,371,291.11/x - Step 3: Cross multiply
158,467,329.99x = 218,664,712.76 × 92,371,291.11 - Step 4: Simplify right side
158,467,329.99x = 20,198,341,837,376,636 - Step 5: Solve for x
x = 20,198,341,837,376,636/158,467,329.99 - Step 6: Final answer
x = 127,460,605.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.