Finding the Fourth Proportional to 2,935,843,813.80, 4,403,765,720.70 and 2,822,973,618.60
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Solution
The fourth proportional to 2,935,843,813.80, 4,403,765,720.70 and 2,822,973,618.60 is: 4,234,460,427.90
Step by Step Solution
- Step 1: Write the proportion equation
2,935,843,813.80 : 4,403,765,720.70 = 2,822,973,618.60 : x - Step 2: Convert to fraction form
2,935,843,813.80/4,403,765,720.70 = 2,822,973,618.60/x - Step 3: Cross multiply
2,935,843,813.80x = 4,403,765,720.70 × 2,822,973,618.60 - Step 4: Simplify right side
2,935,843,813.80x = 12,431,714,452,031,115,264 - Step 5: Solve for x
x = 12,431,714,452,031,115,264/2,935,843,813.80 - Step 6: Final answer
x = 4,234,460,427.90
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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.