Finding the Fourth Proportional to 3,763,633,726.19, 5,193,817,205.93 and 2,070,217,210.25
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Solution
The fourth proportional to 3,763,633,726.19, 5,193,817,205.93 and 2,070,217,210.25 is: 2,856,901,215.38
Step by Step Solution
- Step 1: Write the proportion equation
3,763,633,726.19 : 5,193,817,205.93 = 2,070,217,210.25 : x - Step 2: Convert to fraction form
3,763,633,726.19/5,193,817,205.93 = 2,070,217,210.25/x - Step 3: Cross multiply
3,763,633,726.19x = 5,193,817,205.93 × 2,070,217,210.25 - Step 4: Simplify right side
3,763,633,726.19x = 10,752,329,766,572,533,760 - Step 5: Solve for x
x = 10,752,329,766,572,533,760/3,763,633,726.19 - Step 6: Final answer
x = 2,856,901,215.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.