Finding the Fourth Proportional to 316,894,233.80, 475,341,350.70 and 144,707,349.80
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Solution
The fourth proportional to 316,894,233.80, 475,341,350.70 and 144,707,349.80 is: 217,061,024.70
Step by Step Solution
- Step 1: Write the proportion equation
316,894,233.80 : 475,341,350.70 = 144,707,349.80 : x - Step 2: Convert to fraction form
316,894,233.80/475,341,350.70 = 144,707,349.80/x - Step 3: Cross multiply
316,894,233.80x = 475,341,350.70 × 144,707,349.80 - Step 4: Simplify right side
316,894,233.80x = 68,785,387,110,149,376 - Step 5: Solve for x
x = 68,785,387,110,149,376/316,894,233.80 - Step 6: Final answer
x = 217,061,024.70
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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.