Finding the Fourth Proportional to 1,416,572,746.77, 2,122,013,433.51 and 705,378,706.80
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Solution
The fourth proportional to 1,416,572,746.77, 2,122,013,433.51 and 705,378,706.80 is: 1,056,651,057.95
Step by Step Solution
- Step 1: Write the proportion equation
1,416,572,746.77 : 2,122,013,433.51 = 705,378,706.80 : x - Step 2: Convert to fraction form
1,416,572,746.77/2,122,013,433.51 = 705,378,706.80/x - Step 3: Cross multiply
1,416,572,746.77x = 2,122,013,433.51 × 705,378,706.80 - Step 4: Simplify right side
1,416,572,746.77x = 1,496,823,091,541,511,424 - Step 5: Solve for x
x = 1,496,823,091,541,511,424/1,416,572,746.77 - Step 6: Final answer
x = 1,056,651,057.95
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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.