Finding the Fourth Proportional to 97,127,877.60, 145,691,816.40 and 48,754,936.80
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Solution
The fourth proportional to 97,127,877.60, 145,691,816.40 and 48,754,936.80 is: 73,132,405.20
Step by Step Solution
- Step 1: Write the proportion equation
97,127,877.60 : 145,691,816.40 = 48,754,936.80 : x - Step 2: Convert to fraction form
97,127,877.60/145,691,816.40 = 48,754,936.80/x - Step 3: Cross multiply
97,127,877.60x = 145,691,816.40 × 48,754,936.80 - Step 4: Simplify right side
97,127,877.60x = 7,103,195,300,859,203 - Step 5: Solve for x
x = 7,103,195,300,859,203/97,127,877.60 - Step 6: Final answer
x = 73,132,405.20
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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.