Finding the Fourth Proportional to 106,573,872.08, 147,075,508.68 and 65,312,796.08
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Solution
The fourth proportional to 106,573,872.08, 147,075,508.68 and 65,312,796.08 is: 90,133,843.50
Step by Step Solution
- Step 1: Write the proportion equation
106,573,872.08 : 147,075,508.68 = 65,312,796.08 : x - Step 2: Convert to fraction form
106,573,872.08/147,075,508.68 = 65,312,796.08/x - Step 3: Cross multiply
106,573,872.08x = 147,075,508.68 × 65,312,796.08 - Step 4: Simplify right side
106,573,872.08x = 9,605,912,706,779,110 - Step 5: Solve for x
x = 9,605,912,706,779,110/106,573,872.08 - Step 6: Final answer
x = 90,133,843.50
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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.