Finding the Fourth Proportional to 83,442,244.59, 115,148,115.48 and 46,272,430.11
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Solution
The fourth proportional to 83,442,244.59, 115,148,115.48 and 46,272,430.11 is: 63,854,743.51
Step by Step Solution
- Step 1: Write the proportion equation
83,442,244.59 : 115,148,115.48 = 46,272,430.11 : x - Step 2: Convert to fraction form
83,442,244.59/115,148,115.48 = 46,272,430.11/x - Step 3: Cross multiply
83,442,244.59x = 115,148,115.48 × 46,272,430.11 - Step 4: Simplify right side
83,442,244.59x = 5,328,183,125,846,509 - Step 5: Solve for x
x = 5,328,183,125,846,509/83,442,244.59 - Step 6: Final answer
x = 63,854,743.51
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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.