Finding the Fourth Proportional to 97,843,442.07, 135,024,036.93 and 53,791,190.41
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Solution
The fourth proportional to 97,843,442.07, 135,024,036.93 and 53,791,190.41 is: 74,231,890.52
Step by Step Solution
- Step 1: Write the proportion equation
97,843,442.07 : 135,024,036.93 = 53,791,190.41 : x - Step 2: Convert to fraction form
97,843,442.07/135,024,036.93 = 53,791,190.41/x - Step 3: Cross multiply
97,843,442.07x = 135,024,036.93 × 53,791,190.41 - Step 4: Simplify right side
97,843,442.07x = 7,263,103,680,159,546 - Step 5: Solve for x
x = 7,263,103,680,159,546/97,843,442.07 - Step 6: Final answer
x = 74,231,890.52
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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.