Finding the Fourth Proportional to 4,217,634,699.12, 5,820,335,792.28 and 2,338,035,220.08
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Solution
The fourth proportional to 4,217,634,699.12, 5,820,335,792.28 and 2,338,035,220.08 is: 3,226,488,552.43
Step by Step Solution
- Step 1: Write the proportion equation
4,217,634,699.12 : 5,820,335,792.28 = 2,338,035,220.08 : x - Step 2: Convert to fraction form
4,217,634,699.12/5,820,335,792.28 = 2,338,035,220.08/x - Step 3: Cross multiply
4,217,634,699.12x = 5,820,335,792.28 × 2,338,035,220.08 - Step 4: Simplify right side
4,217,634,699.12x = 13,608,150,075,042,869,248 - Step 5: Solve for x
x = 13,608,150,075,042,869,248/4,217,634,699.12 - Step 6: Final answer
x = 3,226,488,552.43
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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.