Finding the Fourth Proportional to 2,240,298,212.70, 3,360,447,319.05 and 604,520,190.30
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Solution
The fourth proportional to 2,240,298,212.70, 3,360,447,319.05 and 604,520,190.30 is: 906,780,285.45
Step by Step Solution
- Step 1: Write the proportion equation
2,240,298,212.70 : 3,360,447,319.05 = 604,520,190.30 : x - Step 2: Convert to fraction form
2,240,298,212.70/3,360,447,319.05 = 604,520,190.30/x - Step 3: Cross multiply
2,240,298,212.70x = 3,360,447,319.05 × 604,520,190.30 - Step 4: Simplify right side
2,240,298,212.70x = 2,031,458,252,805,230,848 - Step 5: Solve for x
x = 2,031,458,252,805,230,848/2,240,298,212.70 - Step 6: Final answer
x = 906,780,285.45
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Double scale
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Similar ratio
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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.