Finding the Fourth Proportional to 8,475,534,336.74, 11,695,477,161.63 and 4,907,482,061.06
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Solution
The fourth proportional to 8,475,534,336.74, 11,695,477,161.63 and 4,907,482,061.06 is: 6,771,885,061.86
Step by Step Solution
- Step 1: Write the proportion equation
8,475,534,336.74 : 11,695,477,161.63 = 4,907,482,061.06 : x - Step 2: Convert to fraction form
8,475,534,336.74/11,695,477,161.63 = 4,907,482,061.06/x - Step 3: Cross multiply
8,475,534,336.74x = 11,695,477,161.63 × 4,907,482,061.06 - Step 4: Simplify right side
8,475,534,336.74x = 57,395,344,366,236,155,904 - Step 5: Solve for x
x = 57,395,344,366,236,155,904/8,475,534,336.74 - Step 6: Final answer
x = 6,771,885,061.86
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1.5x scale
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.