Finding the Fourth Proportional to 1,029,129,048.16, 1,420,197,006 and 559,229,251.24
Calculator
Solution
The fourth proportional to 1,029,129,048.16, 1,420,197,006 and 559,229,251.24 is: 771,735,779.59
Step by Step Solution
- Step 1: Write the proportion equation
1,029,129,048.16 : 1,420,197,006 = 559,229,251.24 : x - Step 2: Convert to fraction form
1,029,129,048.16/1,420,197,006 = 559,229,251.24/x - Step 3: Cross multiply
1,029,129,048.16x = 1,420,197,006 × 559,229,251.24 - Step 4: Simplify right side
1,029,129,048.16x = 794,215,708,278,669,824 - Step 5: Solve for x
x = 794,215,708,278,669,824/1,029,129,048.16 - Step 6: Final answer
x = 771,735,779.59
Related Problems
Find fourth proportional to 514,564,524.08, 710,098,503 and 279,614,625.62
Half scale
Find fourth proportional to 2,058,258,096.32, 2,840,394,012 and 1,118,458,502.48
Double scale
Find fourth proportional to 1,029,129,049.16, 1,420,197,007.38 and 559,229,252.24
Similar ratio
Find fourth proportional to 1,543,693,572.24, 2,130,295,509 and 838,843,876.86
1.5x scale
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.