Finding the Fourth Proportional to 239,904,898.42, 359,990,134.06 and 117,084,233.21
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Solution
The fourth proportional to 239,904,898.42, 359,990,134.06 and 117,084,233.21 is: 175,691,155.48
Step by Step Solution
- Step 1: Write the proportion equation
239,904,898.42 : 359,990,134.06 = 117,084,233.21 : x - Step 2: Convert to fraction form
239,904,898.42/359,990,134.06 = 117,084,233.21/x - Step 3: Cross multiply
239,904,898.42x = 359,990,134.06 × 117,084,233.21 - Step 4: Simplify right side
239,904,898.42x = 42,149,168,809,730,808 - Step 5: Solve for x
x = 42,149,168,809,730,808/239,904,898.42 - Step 6: Final answer
x = 175,691,155.48
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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.