Finding the Fourth Proportional to 1,798,272,050.80, 2,697,482,725.80 and 571,405,874.80
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Solution
The fourth proportional to 1,798,272,050.80, 2,697,482,725.80 and 571,405,874.80 is: 857,132,532.32
Step by Step Solution
- Step 1: Write the proportion equation
1,798,272,050.80 : 2,697,482,725.80 = 571,405,874.80 : x - Step 2: Convert to fraction form
1,798,272,050.80/2,697,482,725.80 = 571,405,874.80/x - Step 3: Cross multiply
1,798,272,050.80x = 2,697,482,725.80 × 571,405,874.80 - Step 4: Simplify right side
1,798,272,050.80x = 1,541,357,476,693,637,632 - Step 5: Solve for x
x = 1,541,357,476,693,637,632/1,798,272,050.80 - Step 6: Final answer
x = 857,132,532.32
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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.