Finding the Fourth Proportional to 6,518,403,757.80, 9,777,605,636.70 and 2,377,982,356.20
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Solution
The fourth proportional to 6,518,403,757.80, 9,777,605,636.70 and 2,377,982,356.20 is: 3,566,973,534.30
Step by Step Solution
- Step 1: Write the proportion equation
6,518,403,757.80 : 9,777,605,636.70 = 2,377,982,356.20 : x - Step 2: Convert to fraction form
6,518,403,757.80/9,777,605,636.70 = 2,377,982,356.20/x - Step 3: Cross multiply
6,518,403,757.80x = 9,777,605,636.70 × 2,377,982,356.20 - Step 4: Simplify right side
6,518,403,757.80x = 23,250,973,689,954,267,136 - Step 5: Solve for x
x = 23,250,973,689,954,267,136/6,518,403,757.80 - Step 6: Final answer
x = 3,566,973,534.30
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1.5x scale
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.