Finding the Fourth Proportional to 4,365,845,995.20, 6,548,768,992.80 and 2,184,024,811.20
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Solution
The fourth proportional to 4,365,845,995.20, 6,548,768,992.80 and 2,184,024,811.20 is: 3,276,037,216.80
Step by Step Solution
- Step 1: Write the proportion equation
4,365,845,995.20 : 6,548,768,992.80 = 2,184,024,811.20 : x - Step 2: Convert to fraction form
4,365,845,995.20/6,548,768,992.80 = 2,184,024,811.20/x - Step 3: Cross multiply
4,365,845,995.20x = 6,548,768,992.80 × 2,184,024,811.20 - Step 4: Simplify right side
4,365,845,995.20x = 14,302,673,963,092,432,896 - Step 5: Solve for x
x = 14,302,673,963,092,432,896/4,365,845,995.20 - Step 6: Final answer
x = 3,276,037,216.80
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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.