Finding the Fourth Proportional to 157,171,501.13, 235,792,594.16 and 47,987,538.17
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Solution
The fourth proportional to 157,171,501.13, 235,792,594.16 and 47,987,538.17 is: 71,992,098.00
Step by Step Solution
- Step 1: Write the proportion equation
157,171,501.13 : 235,792,594.16 = 47,987,538.17 : x - Step 2: Convert to fraction form
157,171,501.13/235,792,594.16 = 47,987,538.17/x - Step 3: Cross multiply
157,171,501.13x = 235,792,594.16 × 47,987,538.17 - Step 4: Simplify right side
157,171,501.13x = 11,315,106,112,216,382 - Step 5: Solve for x
x = 11,315,106,112,216,382/157,171,501.13 - Step 6: Final answer
x = 71,992,098.00
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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.