Finding the Fourth Proportional to 97,843,440.08, 135,024,034.16 and 53,791,188.42
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Solution
The fourth proportional to 97,843,440.08, 135,024,034.16 and 53,791,188.42 is: 74,231,887.77
Step by Step Solution
- Step 1: Write the proportion equation
97,843,440.08 : 135,024,034.16 = 53,791,188.42 : x - Step 2: Convert to fraction form
97,843,440.08/135,024,034.16 = 53,791,188.42/x - Step 3: Cross multiply
97,843,440.08x = 135,024,034.16 × 53,791,188.42 - Step 4: Simplify right side
97,843,440.08x = 7,263,103,262,460,121 - Step 5: Solve for x
x = 7,263,103,262,460,121/97,843,440.08 - Step 6: Final answer
x = 74,231,887.77
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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.