Finding the Fourth Proportional to 84,316,852.66, 116,348,298.74 and 46,634,028.55
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Solution
The fourth proportional to 84,316,852.66, 116,348,298.74 and 46,634,028.55 is: 64,350,004.94
Step by Step Solution
- Step 1: Write the proportion equation
84,316,852.66 : 116,348,298.74 = 46,634,028.55 : x - Step 2: Convert to fraction form
84,316,852.66/116,348,298.74 = 46,634,028.55/x - Step 3: Cross multiply
84,316,852.66x = 116,348,298.74 × 46,634,028.55 - Step 4: Simplify right side
84,316,852.66x = 5,425,789,884,826,344 - Step 5: Solve for x
x = 5,425,789,884,826,344/84,316,852.66 - Step 6: Final answer
x = 64,350,004.94
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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.