Finding the Fourth Proportional to 19,729,990,155.24, 29,593,496,746.08 and 6,283,730,692.80
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Solution
The fourth proportional to 19,729,990,155.24, 29,593,496,746.08 and 6,283,730,692.80 is: 9,425,121,976.62
Step by Step Solution
- Step 1: Write the proportion equation
19,729,990,155.24 : 29,593,496,746.08 = 6,283,730,692.80 : x - Step 2: Convert to fraction form
19,729,990,155.24/29,593,496,746.08 = 6,283,730,692.80/x - Step 3: Cross multiply
19,729,990,155.24x = 29,593,496,746.08 × 6,283,730,692.80 - Step 4: Simplify right side
19,729,990,155.24x = 185,957,563,810,619,850,752 - Step 5: Solve for x
x = 185,957,563,810,619,850,752/19,729,990,155.24 - Step 6: Final answer
x = 9,425,121,976.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.