Finding the Fourth Proportional to 97,843,435.73, 135,024,028.17 and 53,791,184.07
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Solution
The fourth proportional to 97,843,435.73, 135,024,028.17 and 53,791,184.07 is: 74,231,881.77
Step by Step Solution
- Step 1: Write the proportion equation
97,843,435.73 : 135,024,028.17 = 53,791,184.07 : x - Step 2: Convert to fraction form
97,843,435.73/135,024,028.17 = 53,791,184.07/x - Step 3: Cross multiply
97,843,435.73x = 135,024,028.17 × 53,791,184.07 - Step 4: Simplify right side
97,843,435.73x = 7,263,102,353,165,335 - Step 5: Solve for x
x = 7,263,102,353,165,335/97,843,435.73 - Step 6: Final answer
x = 74,231,881.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.