Finding the Fourth Proportional to 9,075,125,075.41, 13,612,713,151.12 and 3,480,776,997.66
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Solution
The fourth proportional to 9,075,125,075.41, 13,612,713,151.12 and 3,480,776,997.66 is: 5,221,175,291.63
Step by Step Solution
- Step 1: Write the proportion equation
9,075,125,075.41 : 13,612,713,151.12 = 3,480,776,997.66 : x - Step 2: Convert to fraction form
9,075,125,075.41/13,612,713,151.12 = 3,480,776,997.66/x - Step 3: Cross multiply
9,075,125,075.41x = 13,612,713,151.12 × 3,480,776,997.66 - Step 4: Simplify right side
9,075,125,075.41x = 47,382,818,812,155,305,984 - Step 5: Solve for x
x = 47,382,818,812,155,305,984/9,075,125,075.41 - Step 6: Final answer
x = 5,221,175,291.63
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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.