Finding the Fourth Proportional to 2,206,763,618.24, 3,310,485,549.68 and 752,400,920
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Solution
The fourth proportional to 2,206,763,618.24, 3,310,485,549.68 and 752,400,920 is: 1,128,717,345.45
Step by Step Solution
- Step 1: Write the proportion equation
2,206,763,618.24 : 3,310,485,549.68 = 752,400,920 : x - Step 2: Convert to fraction form
2,206,763,618.24/3,310,485,549.68 = 752,400,920/x - Step 3: Cross multiply
2,206,763,618.24x = 3,310,485,549.68 × 752,400,920 - Step 4: Simplify right side
2,206,763,618.24x = 2,490,812,373,225,937,408 - Step 5: Solve for x
x = 2,490,812,373,225,937,408/2,206,763,618.24 - Step 6: Final answer
x = 1,128,717,345.45
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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.