Finding the Fourth Proportional to 11,390,756,695,990, 15,720,591,833,334 and 6,766,267,117,027.80
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Solution
The fourth proportional to 11,390,756,695,990, 15,720,591,833,334 and 6,766,267,117,027.80 is: 9,338,249,110,311.52
Step by Step Solution
- Step 1: Write the proportion equation
11,390,756,695,990 : 15,720,591,833,334 = 6,766,267,117,027.80 : x - Step 2: Convert to fraction form
11,390,756,695,990/15,720,591,833,334 = 6,766,267,117,027.80/x - Step 3: Cross multiply
11,390,756,695,990x = 15,720,591,833,334 × 6,766,267,117,027.80 - Step 4: Simplify right side
11,390,756,695,990x = 106,369,723,582,103,616,466,452,480 - Step 5: Solve for x
x = 106,369,723,582,103,616,466,452,480/11,390,756,695,990 - Step 6: Final answer
x = 9,338,249,110,311.52
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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.