Finding the Fourth Proportional to 99,707,696.88, 137,619,580.14 and 58,467,875.28
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Solution
The fourth proportional to 99,707,696.88, 137,619,580.14 and 58,467,875.28 is: 80,699,130.55
Step by Step Solution
- Step 1: Write the proportion equation
99,707,696.88 : 137,619,580.14 = 58,467,875.28 : x - Step 2: Convert to fraction form
99,707,696.88/137,619,580.14 = 58,467,875.28/x - Step 3: Cross multiply
99,707,696.88x = 137,619,580.14 × 58,467,875.28 - Step 4: Simplify right side
99,707,696.88x = 8,046,324,447,711,484 - Step 5: Solve for x
x = 8,046,324,447,711,484/99,707,696.88 - Step 6: Final answer
x = 80,699,130.55
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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.