Finding the Fourth Proportional to 19,221,901,924,475, 26,528,498,718,742 and 11,418,075,759,977
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Solution
The fourth proportional to 19,221,901,924,475, 26,528,498,718,742 and 11,418,075,759,977 is: 15,758,295,373,641.70
Step by Step Solution
- Step 1: Write the proportion equation
19,221,901,924,475 : 26,528,498,718,742 = 11,418,075,759,977 : x - Step 2: Convert to fraction form
19,221,901,924,475/26,528,498,718,742 = 11,418,075,759,977/x - Step 3: Cross multiply
19,221,901,924,475x = 26,528,498,718,742 × 11,418,075,759,977 - Step 4: Simplify right side
19,221,901,924,475x = 302,904,408,169,048,947,034,161,152 - Step 5: Solve for x
x = 302,904,408,169,048,947,034,161,152/19,221,901,924,475 - Step 6: Final answer
x = 15,758,295,373,641.70
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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.