Finding the Fourth Proportional to 46,128,085,837.07, 69,185,137,632.24 and 12,554,324,626.13
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Solution
The fourth proportional to 46,128,085,837.07, 69,185,137,632.24 and 12,554,324,626.13 is: 18,829,584,219.18
Step by Step Solution
- Step 1: Write the proportion equation
46,128,085,837.07 : 69,185,137,632.24 = 12,554,324,626.13 : x - Step 2: Convert to fraction form
46,128,085,837.07/69,185,137,632.24 = 12,554,324,626.13/x - Step 3: Cross multiply
46,128,085,837.07x = 69,185,137,632.24 × 12,554,324,626.13 - Step 4: Simplify right side
46,128,085,837.07x = 868,572,677,138,624,020,480 - Step 5: Solve for x
x = 868,572,677,138,624,020,480/46,128,085,837.07 - Step 6: Final answer
x = 18,829,584,219.18
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1.5x scale
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.