Finding the Fourth Proportional to 66,484,877.09, 99,766,177.16 and 48,022,616.75
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Solution
The fourth proportional to 66,484,877.09, 99,766,177.16 and 48,022,616.75 is: 72,061,995.14
Step by Step Solution
- Step 1: Write the proportion equation
66,484,877.09 : 99,766,177.16 = 48,022,616.75 : x - Step 2: Convert to fraction form
66,484,877.09/99,766,177.16 = 48,022,616.75/x - Step 3: Cross multiply
66,484,877.09x = 99,766,177.16 × 48,022,616.75 - Step 4: Simplify right side
66,484,877.09x = 4,791,032,889,628,339 - Step 5: Solve for x
x = 4,791,032,889,628,339/66,484,877.09 - Step 6: Final answer
x = 72,061,995.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.