Finding the Fourth Proportional to 117,008,911.10, 175,513,366.65 and 56,542,735.10
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Solution
The fourth proportional to 117,008,911.10, 175,513,366.65 and 56,542,735.10 is: 84,814,102.65
Step by Step Solution
- Step 1: Write the proportion equation
117,008,911.10 : 175,513,366.65 = 56,542,735.10 : x - Step 2: Convert to fraction form
117,008,911.10/175,513,366.65 = 56,542,735.10/x - Step 3: Cross multiply
117,008,911.10x = 175,513,366.65 × 56,542,735.10 - Step 4: Simplify right side
117,008,911.10x = 9,924,005,797,000,126 - Step 5: Solve for x
x = 9,924,005,797,000,126/117,008,911.10 - Step 6: Final answer
x = 84,814,102.65
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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.