Finding the Fourth Proportional to 93,601,697.52, 129,165,616.26 and 51,214,339.74
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Solution
The fourth proportional to 93,601,697.52, 129,165,616.26 and 51,214,339.74 is: 70,673,202.83
Step by Step Solution
- Step 1: Write the proportion equation
93,601,697.52 : 129,165,616.26 = 51,214,339.74 : x - Step 2: Convert to fraction form
93,601,697.52/129,165,616.26 = 51,214,339.74/x - Step 3: Cross multiply
93,601,697.52x = 129,165,616.26 × 51,214,339.74 - Step 4: Simplify right side
93,601,697.52x = 6,615,131,753,866,109 - Step 5: Solve for x
x = 6,615,131,753,866,109/93,601,697.52 - Step 6: Final answer
x = 70,673,202.83
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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.