Finding the Fourth Proportional to 2,674,415,998.90, 4,011,623,998.35 and 834,165,723.70
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Solution
The fourth proportional to 2,674,415,998.90, 4,011,623,998.35 and 834,165,723.70 is: 1,251,248,585.55
Step by Step Solution
- Step 1: Write the proportion equation
2,674,415,998.90 : 4,011,623,998.35 = 834,165,723.70 : x - Step 2: Convert to fraction form
2,674,415,998.90/4,011,623,998.35 = 834,165,723.70/x - Step 3: Cross multiply
2,674,415,998.90x = 4,011,623,998.35 × 834,165,723.70 - Step 4: Simplify right side
2,674,415,998.90x = 3,346,359,235,795,915,264 - Step 5: Solve for x
x = 3,346,359,235,795,915,264/2,674,415,998.90 - Step 6: Final answer
x = 1,251,248,585.55
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Double scale
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1.5x scale
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.