Finding the Fourth Proportional to 239,167,257.03, 358,621,065.09 and 107,855,893.08
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Solution
The fourth proportional to 239,167,257.03, 358,621,065.09 and 107,855,893.08 is: 161,725,295.23
Step by Step Solution
- Step 1: Write the proportion equation
239,167,257.03 : 358,621,065.09 = 107,855,893.08 : x - Step 2: Convert to fraction form
239,167,257.03/358,621,065.09 = 107,855,893.08/x - Step 3: Cross multiply
239,167,257.03x = 358,621,065.09 × 107,855,893.08 - Step 4: Simplify right side
239,167,257.03x = 38,679,395,252,582,760 - Step 5: Solve for x
x = 38,679,395,252,582,760/239,167,257.03 - Step 6: Final answer
x = 161,725,295.23
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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.