Finding the Fourth Proportional to 946,001,771.16, 1,296,000,762 and 910,632,666.75
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Solution
The fourth proportional to 946,001,771.16, 1,296,000,762 and 910,632,666.75 is: 1,247,545,898.95
Step by Step Solution
- Step 1: Write the proportion equation
946,001,771.16 : 1,296,000,762 = 910,632,666.75 : x - Step 2: Convert to fraction form
946,001,771.16/1,296,000,762 = 910,632,666.75/x - Step 3: Cross multiply
946,001,771.16x = 1,296,000,762 × 910,632,666.75 - Step 4: Simplify right side
946,001,771.16x = 1,180,180,630,010,092,032 - Step 5: Solve for x
x = 1,180,180,630,010,092,032/946,001,771.16 - Step 6: Final answer
x = 1,247,545,898.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.