Finding the Fourth Proportional to 933,607,174.44, 1,288,381,917.70 and 510,229,518.60
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Solution
The fourth proportional to 933,607,174.44, 1,288,381,917.70 and 510,229,518.60 is: 704,118,931.00
Step by Step Solution
- Step 1: Write the proportion equation
933,607,174.44 : 1,288,381,917.70 = 510,229,518.60 : x - Step 2: Convert to fraction form
933,607,174.44/1,288,381,917.70 = 510,229,518.60/x - Step 3: Cross multiply
933,607,174.44x = 1,288,381,917.70 × 510,229,518.60 - Step 4: Simplify right side
933,607,174.44x = 657,370,485,641,015,936 - Step 5: Solve for x
x = 657,370,485,641,015,936/933,607,174.44 - Step 6: Final answer
x = 704,118,931.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.