Finding the Fourth Proportional to 657,877,674.06, 986,118,675.84 and 307,828,816.02
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Solution
The fourth proportional to 657,877,674.06, 986,118,675.84 and 307,828,816.02 is: 461,416,698.59
Step by Step Solution
- Step 1: Write the proportion equation
657,877,674.06 : 986,118,675.84 = 307,828,816.02 : x - Step 2: Convert to fraction form
657,877,674.06/986,118,675.84 = 307,828,816.02/x - Step 3: Cross multiply
657,877,674.06x = 986,118,675.84 × 307,828,816.02 - Step 4: Simplify right side
657,877,674.06x = 303,555,744,439,037,376 - Step 5: Solve for x
x = 303,555,744,439,037,376/657,877,674.06 - Step 6: Final answer
x = 461,416,698.59
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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.