Finding the Fourth Proportional to 145,267,228.07, 217,943,294.85 and 46,896,626.56
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Solution
The fourth proportional to 145,267,228.07, 217,943,294.85 and 46,896,626.56 is: 70,358,644.86
Step by Step Solution
- Step 1: Write the proportion equation
145,267,228.07 : 217,943,294.85 = 46,896,626.56 : x - Step 2: Convert to fraction form
145,267,228.07/217,943,294.85 = 46,896,626.56/x - Step 3: Cross multiply
145,267,228.07x = 217,943,294.85 × 46,896,626.56 - Step 4: Simplify right side
145,267,228.07x = 10,220,805,309,836,422 - Step 5: Solve for x
x = 10,220,805,309,836,422/145,267,228.07 - Step 6: Final answer
x = 70,358,644.86
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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.