Finding the Fourth Proportional to 29,226,348,121.44, 40,332,360,395.88 and 15,860,341,250.94
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Solution
The fourth proportional to 29,226,348,121.44, 40,332,360,395.88 and 15,860,341,250.94 is: 21,887,270,919.94
Step by Step Solution
- Step 1: Write the proportion equation
29,226,348,121.44 : 40,332,360,395.88 = 15,860,341,250.94 : x - Step 2: Convert to fraction form
29,226,348,121.44/40,332,360,395.88 = 15,860,341,250.94/x - Step 3: Cross multiply
29,226,348,121.44x = 40,332,360,395.88 × 15,860,341,250.94 - Step 4: Simplify right side
29,226,348,121.44x = 639,684,999,334,554,238,976 - Step 5: Solve for x
x = 639,684,999,334,554,238,976/29,226,348,121.44 - Step 6: Final answer
x = 21,887,270,919.94
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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.