Finding the Fourth Proportional to 230,678,315.56, 346,038,497.91 and 75,192,214.06
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Solution
The fourth proportional to 230,678,315.56, 346,038,497.91 and 75,192,214.06 is: 112,795,174.29
Step by Step Solution
- Step 1: Write the proportion equation
230,678,315.56 : 346,038,497.91 = 75,192,214.06 : x - Step 2: Convert to fraction form
230,678,315.56/346,038,497.91 = 75,192,214.06/x - Step 3: Cross multiply
230,678,315.56x = 346,038,497.91 × 75,192,214.06 - Step 4: Simplify right side
230,678,315.56x = 26,019,400,807,849,584 - Step 5: Solve for x
x = 26,019,400,807,849,584/230,678,315.56 - Step 6: Final answer
x = 112,795,174.29
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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.