Finding the Fourth Proportional to 19,729,990,156.24, 29,593,496,747.58 and 6,283,730,693.80
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Solution
The fourth proportional to 19,729,990,156.24, 29,593,496,747.58 and 6,283,730,693.80 is: 9,425,121,978.12
Step by Step Solution
- Step 1: Write the proportion equation
19,729,990,156.24 : 29,593,496,747.58 = 6,283,730,693.80 : x - Step 2: Convert to fraction form
19,729,990,156.24/29,593,496,747.58 = 6,283,730,693.80/x - Step 3: Cross multiply
19,729,990,156.24x = 29,593,496,747.58 × 6,283,730,693.80 - Step 4: Simplify right side
19,729,990,156.24x = 185,957,563,849,638,936,576 - Step 5: Solve for x
x = 185,957,563,849,638,936,576/19,729,990,156.24 - Step 6: Final answer
x = 9,425,121,978.12
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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.