Finding the Fourth Proportional to 97,323,547.20, 145,966,716.09 and 29,166,239.04
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Solution
The fourth proportional to 97,323,547.20, 145,966,716.09 and 29,166,239.04 is: 43,743,783.04
Step by Step Solution
- Step 1: Write the proportion equation
97,323,547.20 : 145,966,716.09 = 29,166,239.04 : x - Step 2: Convert to fraction form
97,323,547.20/145,966,716.09 = 29,166,239.04/x - Step 3: Cross multiply
97,323,547.20x = 145,966,716.09 × 29,166,239.04 - Step 4: Simplify right side
97,323,547.20x = 4,257,300,133,364,754 - Step 5: Solve for x
x = 4,257,300,133,364,754/97,323,547.20 - Step 6: Final answer
x = 43,743,783.04
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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.