Finding the Fourth Proportional to 431,503,347.16, 595,636,553.82 and 282,834,049
Calculator
Solution
The fourth proportional to 431,503,347.16, 595,636,553.82 and 282,834,049 is: 390,417,129.69
Step by Step Solution
- Step 1: Write the proportion equation
431,503,347.16 : 595,636,553.82 = 282,834,049 : x - Step 2: Convert to fraction form
431,503,347.16/595,636,553.82 = 282,834,049/x - Step 3: Cross multiply
431,503,347.16x = 595,636,553.82 × 282,834,049 - Step 4: Simplify right side
431,503,347.16x = 168,466,298,249,317,024 - Step 5: Solve for x
x = 168,466,298,249,317,024/431,503,347.16 - Step 6: Final answer
x = 390,417,129.69
Related Problems
Find fourth proportional to 215,751,673.58, 297,818,276.91 and 141,417,024.50
Half scale
Find fourth proportional to 863,006,694.32, 1,191,273,107.64 and 565,668,098
Double scale
Find fourth proportional to 431,503,348.16, 595,636,555.20 and 282,834,050
Similar ratio
Find fourth proportional to 647,255,020.74, 893,454,830.73 and 424,251,073.50
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.