Finding the Fourth Proportional to 190,134,434,934.99, 262,391,812,763.98 and 104,498,436,090.15
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Solution
The fourth proportional to 190,134,434,934.99, 262,391,812,763.98 and 104,498,436,090.15 is: 144,211,300,210.14
Step by Step Solution
- Step 1: Write the proportion equation
190,134,434,934.99 : 262,391,812,763.98 = 104,498,436,090.15 : x - Step 2: Convert to fraction form
190,134,434,934.99/262,391,812,763.98 = 104,498,436,090.15/x - Step 3: Cross multiply
190,134,434,934.99x = 262,391,812,763.98 × 104,498,436,090.15 - Step 4: Simplify right side
190,134,434,934.99x = 27,419,534,076,695,367,647,232 - Step 5: Solve for x
x = 27,419,534,076,695,367,647,232/190,134,434,934.99 - Step 6: Final answer
x = 144,211,300,210.14
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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.