Finding the Fourth Proportional to 46,472,468.80, 69,775,058.40 and 26,317,076.80
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Solution
The fourth proportional to 46,472,468.80, 69,775,058.40 and 26,317,076.80 is: 39,513,191.75
Step by Step Solution
- Step 1: Write the proportion equation
46,472,468.80 : 69,775,058.40 = 26,317,076.80 : x - Step 2: Convert to fraction form
46,472,468.80/69,775,058.40 = 26,317,076.80/x - Step 3: Cross multiply
46,472,468.80x = 69,775,058.40 × 26,317,076.80 - Step 4: Simplify right side
46,472,468.80x = 1,836,275,570,637,285.25 - Step 5: Solve for x
x = 1,836,275,570,637,285.25/46,472,468.80 - Step 6: Final answer
x = 39,513,191.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.