Finding the Fourth Proportional to 370,516,853.34, 555,073,768.17 and 247,323,707.10
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Solution
The fourth proportional to 370,516,853.34, 555,073,768.17 and 247,323,707.10 is: 370,517,294.48
Step by Step Solution
- Step 1: Write the proportion equation
370,516,853.34 : 555,073,768.17 = 247,323,707.10 : x - Step 2: Convert to fraction form
370,516,853.34/555,073,768.17 = 247,323,707.10/x - Step 3: Cross multiply
370,516,853.34x = 555,073,768.17 × 247,323,707.10 - Step 4: Simplify right side
370,516,853.34x = 137,282,902,057,770,368 - Step 5: Solve for x
x = 137,282,902,057,770,368/370,516,853.34 - Step 6: Final answer
x = 370,517,294.48
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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.