Finding the Fourth Proportional to 2,363,779,661.60, 3,545,669,492.40 and 2,173,311,207.20
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Solution
The fourth proportional to 2,363,779,661.60, 3,545,669,492.40 and 2,173,311,207.20 is: 3,259,966,810.80
Step by Step Solution
- Step 1: Write the proportion equation
2,363,779,661.60 : 3,545,669,492.40 = 2,173,311,207.20 : x - Step 2: Convert to fraction form
2,363,779,661.60/3,545,669,492.40 = 2,173,311,207.20/x - Step 3: Cross multiply
2,363,779,661.60x = 3,545,669,492.40 × 2,173,311,207.20 - Step 4: Simplify right side
2,363,779,661.60x = 7,705,843,244,860,054,528 - Step 5: Solve for x
x = 7,705,843,244,860,054,528/2,363,779,661.60 - Step 6: Final answer
x = 3,259,966,810.80
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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.