Finding the Fourth Proportional to 97,436,848.20, 134,445,758.81 and 55,601,812.68
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Solution
The fourth proportional to 97,436,848.20, 134,445,758.81 and 55,601,812.68 is: 76,720,748.21
Step by Step Solution
- Step 1: Write the proportion equation
97,436,848.20 : 134,445,758.81 = 55,601,812.68 : x - Step 2: Convert to fraction form
97,436,848.20/134,445,758.81 = 55,601,812.68/x - Step 3: Cross multiply
97,436,848.20x = 134,445,758.81 × 55,601,812.68 - Step 4: Simplify right side
97,436,848.20x = 7,475,427,896,301,851 - Step 5: Solve for x
x = 7,475,427,896,301,851/97,436,848.20 - Step 6: Final answer
x = 76,720,748.21
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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.