Finding the Fourth Proportional to 2,852,530,423.53, 3,935,902,506.62 and 1,646,850,776.82
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Solution
The fourth proportional to 2,852,530,423.53, 3,935,902,506.62 and 1,646,850,776.82 is: 2,272,313,748.89
Step by Step Solution
- Step 1: Write the proportion equation
2,852,530,423.53 : 3,935,902,506.62 = 1,646,850,776.82 : x - Step 2: Convert to fraction form
2,852,530,423.53/3,935,902,506.62 = 1,646,850,776.82/x - Step 3: Cross multiply
2,852,530,423.53x = 3,935,902,506.62 × 1,646,850,776.82 - Step 4: Simplify right side
2,852,530,423.53x = 6,481,844,100,506,697,728 - Step 5: Solve for x
x = 6,481,844,100,506,697,728/2,852,530,423.53 - Step 6: Final answer
x = 2,272,313,748.89
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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.