Finding the Fourth Proportional to 8,569,772,260.40, 12,854,658,390.60 and 2,359,895,985.20
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Solution
The fourth proportional to 8,569,772,260.40, 12,854,658,390.60 and 2,359,895,985.20 is: 3,539,843,977.80
Step by Step Solution
- Step 1: Write the proportion equation
8,569,772,260.40 : 12,854,658,390.60 = 2,359,895,985.20 : x - Step 2: Convert to fraction form
8,569,772,260.40/12,854,658,390.60 = 2,359,895,985.20/x - Step 3: Cross multiply
8,569,772,260.40x = 12,854,658,390.60 × 2,359,895,985.20 - Step 4: Simplify right side
8,569,772,260.40x = 30,335,656,727,094,431,744 - Step 5: Solve for x
x = 30,335,656,727,094,431,744/8,569,772,260.40 - Step 6: Final answer
x = 3,539,843,977.80
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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.