Finding the Fourth Proportional to 135,868,847,075.26, 187,499,575,298.07 and 74,899,874,892.79
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Solution
The fourth proportional to 135,868,847,075.26, 187,499,575,298.07 and 74,899,874,892.79 is: 103,362,139,552.84
Step by Step Solution
- Step 1: Write the proportion equation
135,868,847,075.26 : 187,499,575,298.07 = 74,899,874,892.79 : x - Step 2: Convert to fraction form
135,868,847,075.26/187,499,575,298.07 = 74,899,874,892.79/x - Step 3: Cross multiply
135,868,847,075.26x = 187,499,575,298.07 × 74,899,874,892.79 - Step 4: Simplify right side
135,868,847,075.26x = 14,043,694,732,276,700,020,736 - Step 5: Solve for x
x = 14,043,694,732,276,700,020,736/135,868,847,075.26 - Step 6: Final answer
x = 103,362,139,552.84
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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.