Finding the Fourth Proportional to 651,456,163.20, 977,184,244.80 and 586,958,908.80
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Solution
The fourth proportional to 651,456,163.20, 977,184,244.80 and 586,958,908.80 is: 880,438,363.20
Step by Step Solution
- Step 1: Write the proportion equation
651,456,163.20 : 977,184,244.80 = 586,958,908.80 : x - Step 2: Convert to fraction form
651,456,163.20/977,184,244.80 = 586,958,908.80/x - Step 3: Cross multiply
651,456,163.20x = 977,184,244.80 × 586,958,908.80 - Step 4: Simplify right side
651,456,163.20x = 573,566,998,024,360,000 - Step 5: Solve for x
x = 573,566,998,024,360,000/651,456,163.20 - Step 6: Final answer
x = 880,438,363.20
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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.