Finding the Fourth Proportional to 482,899,479.80, 724,349,219.70 and 176,089,623.80
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Solution
The fourth proportional to 482,899,479.80, 724,349,219.70 and 176,089,623.80 is: 264,134,435.70
Step by Step Solution
- Step 1: Write the proportion equation
482,899,479.80 : 724,349,219.70 = 176,089,623.80 : x - Step 2: Convert to fraction form
482,899,479.80/724,349,219.70 = 176,089,623.80/x - Step 3: Cross multiply
482,899,479.80x = 724,349,219.70 × 176,089,623.80 - Step 4: Simplify right side
482,899,479.80x = 127,550,381,596,796,560 - Step 5: Solve for x
x = 127,550,381,596,796,560/482,899,479.80 - Step 6: Final answer
x = 264,134,435.70
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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.