Finding the Fourth Proportional to 1,430,972,048.03, 2,146,458,820.68 and 448,475,108.00
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Solution
The fourth proportional to 1,430,972,048.03, 2,146,458,820.68 and 448,475,108.00 is: 672,712,896.62
Step by Step Solution
- Step 1: Write the proportion equation
1,430,972,048.03 : 2,146,458,820.68 = 448,475,108.00 : x - Step 2: Convert to fraction form
1,430,972,048.03/2,146,458,820.68 = 448,475,108.00/x - Step 3: Cross multiply
1,430,972,048.03x = 2,146,458,820.68 × 448,475,108.00 - Step 4: Simplify right side
1,430,972,048.03x = 962,633,351,411,283,328 - Step 5: Solve for x
x = 962,633,351,411,283,328/1,430,972,048.03 - Step 6: Final answer
x = 672,712,896.62
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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.