Finding the Fourth Proportional to 429,530,024.40, 644,177,448.49 and 118,563,301.99
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Solution
The fourth proportional to 429,530,024.40, 644,177,448.49 and 118,563,301.99 is: 177,812,495.10
Step by Step Solution
- Step 1: Write the proportion equation
429,530,024.40 : 644,177,448.49 = 118,563,301.99 : x - Step 2: Convert to fraction form
429,530,024.40/644,177,448.49 = 118,563,301.99/x - Step 3: Cross multiply
429,530,024.40x = 644,177,448.49 × 118,563,301.99 - Step 4: Simplify right side
429,530,024.40x = 76,375,805,360,467,536 - Step 5: Solve for x
x = 76,375,805,360,467,536/429,530,024.40 - Step 6: Final answer
x = 177,812,495.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.