Finding the Fourth Proportional to 3,644,352,177.80, 5,466,528,266.70 and 1,679,201,457.80
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Solution
The fourth proportional to 3,644,352,177.80, 5,466,528,266.70 and 1,679,201,457.80 is: 2,518,802,186.70
Step by Step Solution
- Step 1: Write the proportion equation
3,644,352,177.80 : 5,466,528,266.70 = 1,679,201,457.80 : x - Step 2: Convert to fraction form
3,644,352,177.80/5,466,528,266.70 = 1,679,201,457.80/x - Step 3: Cross multiply
3,644,352,177.80x = 5,466,528,266.70 × 1,679,201,457.80 - Step 4: Simplify right side
3,644,352,177.80x = 9,179,402,234,547,546,112 - Step 5: Solve for x
x = 9,179,402,234,547,546,112/3,644,352,177.80 - Step 6: Final answer
x = 2,518,802,186.70
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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.