Finding the Fourth Proportional to 454,167,828.63, 626,751,855.41 and 245,323,972.41
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Solution
The fourth proportional to 454,167,828.63, 626,751,855.41 and 245,323,972.41 is: 338,547,217.99
Step by Step Solution
- Step 1: Write the proportion equation
454,167,828.63 : 626,751,855.41 = 245,323,972.41 : x - Step 2: Convert to fraction form
454,167,828.63/626,751,855.41 = 245,323,972.41/x - Step 3: Cross multiply
454,167,828.63x = 626,751,855.41 × 245,323,972.41 - Step 4: Simplify right side
454,167,828.63x = 153,757,254,883,292,512 - Step 5: Solve for x
x = 153,757,254,883,292,512/454,167,828.63 - Step 6: Final answer
x = 338,547,217.99
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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.