Finding the Fourth Proportional to 8,939,562,478.98, 13,408,897,962.98 and 3,343,088,119.92
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Solution
The fourth proportional to 8,939,562,478.98, 13,408,897,962.98 and 3,343,088,119.92 is: 5,014,465,482.70
Step by Step Solution
- Step 1: Write the proportion equation
8,939,562,478.98 : 13,408,897,962.98 = 3,343,088,119.92 : x - Step 2: Convert to fraction form
8,939,562,478.98/13,408,897,962.98 = 3,343,088,119.92/x - Step 3: Cross multiply
8,939,562,478.98x = 13,408,897,962.98 × 3,343,088,119.92 - Step 4: Simplify right side
8,939,562,478.98x = 44,827,127,481,257,926,656 - Step 5: Solve for x
x = 44,827,127,481,257,926,656/8,939,562,478.98 - Step 6: Final answer
x = 5,014,465,482.70
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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.