Finding the Fourth Proportional to 79,565,124,176.24, 109,799,312,797.74 and 43,436,156,596.24
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Solution
The fourth proportional to 79,565,124,176.24, 109,799,312,797.74 and 43,436,156,596.24 is: 59,941,591,171.00
Step by Step Solution
- Step 1: Write the proportion equation
79,565,124,176.24 : 109,799,312,797.74 = 43,436,156,596.24 : x - Step 2: Convert to fraction form
79,565,124,176.24/109,799,312,797.74 = 43,436,156,596.24/x - Step 3: Cross multiply
79,565,124,176.24x = 109,799,312,797.74 × 43,436,156,596.24 - Step 4: Simplify right side
79,565,124,176.24x = 4,769,260,144,842,173,841,408 - Step 5: Solve for x
x = 4,769,260,144,842,173,841,408/79,565,124,176.24 - Step 6: Final answer
x = 59,941,591,171.00
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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.