Finding the Fourth Proportional to 1,510,565,724.97, 2,069,482,425.71 and 1,453,950,135.63
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Solution
The fourth proportional to 1,510,565,724.97, 2,069,482,425.71 and 1,453,950,135.63 is: 1,991,918,791.62
Step by Step Solution
- Step 1: Write the proportion equation
1,510,565,724.97 : 2,069,482,425.71 = 1,453,950,135.63 : x - Step 2: Convert to fraction form
1,510,565,724.97/2,069,482,425.71 = 1,453,950,135.63/x - Step 3: Cross multiply
1,510,565,724.97x = 2,069,482,425.71 × 1,453,950,135.63 - Step 4: Simplify right side
1,510,565,724.97x = 3,008,924,253,544,956,416 - Step 5: Solve for x
x = 3,008,924,253,544,956,416/1,510,565,724.97 - Step 6: Final answer
x = 1,991,918,791.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.