Finding the Fourth Proportional to 1,623,083,380,048.40, 2,239,898,804,995.80 and 954,942,537,848.90
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Solution
The fourth proportional to 1,623,083,380,048.40, 2,239,898,804,995.80 and 954,942,537,848.90 is: 1,317,846,437,010.29
Step by Step Solution
- Step 1: Write the proportion equation
1,623,083,380,048.40 : 2,239,898,804,995.80 = 954,942,537,848.90 : x - Step 2: Convert to fraction form
1,623,083,380,048.40/2,239,898,804,995.80 = 954,942,537,848.90/x - Step 3: Cross multiply
1,623,083,380,048.40x = 2,239,898,804,995.80 × 954,942,537,848.90 - Step 4: Simplify right side
1,623,083,380,048.40x = 2,138,974,649,367,407,374,630,912 - Step 5: Solve for x
x = 2,138,974,649,367,407,374,630,912/1,623,083,380,048.40 - Step 6: Final answer
x = 1,317,846,437,010.29
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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.