Finding the Fourth Proportional to 87,755,276.77, 121,106,088.69 and 48,597,053.52
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Solution
The fourth proportional to 87,755,276.77, 121,106,088.69 and 48,597,053.52 is: 67,066,041.95
Step by Step Solution
- Step 1: Write the proportion equation
87,755,276.77 : 121,106,088.69 = 48,597,053.52 : x - Step 2: Convert to fraction form
87,755,276.77/121,106,088.69 = 48,597,053.52/x - Step 3: Cross multiply
87,755,276.77x = 121,106,088.69 × 48,597,053.52 - Step 4: Simplify right side
87,755,276.77x = 5,885,399,073,060,266 - Step 5: Solve for x
x = 5,885,399,073,060,266/87,755,276.77 - Step 6: Final answer
x = 67,066,041.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.