Finding the Fourth Proportional to 149,485,826,643.70, 208,888,336,480.70 and 149,485,826,643.70
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Solution
The fourth proportional to 149,485,826,643.70, 208,888,336,480.70 and 149,485,826,643.70 is: 208,888,336,480.70
Step by Step Solution
- Step 1: Write the proportion equation
149,485,826,643.70 : 208,888,336,480.70 = 149,485,826,643.70 : x - Step 2: Convert to fraction form
149,485,826,643.70/208,888,336,480.70 = 149,485,826,643.70/x - Step 3: Cross multiply
149,485,826,643.70x = 208,888,336,480.70 × 149,485,826,643.70 - Step 4: Simplify right side
149,485,826,643.70x = 31,225,845,655,044,798,545,920 - Step 5: Solve for x
x = 31,225,845,655,044,798,545,920/149,485,826,643.70 - Step 6: Final answer
x = 208,888,336,480.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.