Finding the Fourth Proportional to 1,552,134,644.10, 2,328,201,966.15 and 735,841,268.10
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Solution
The fourth proportional to 1,552,134,644.10, 2,328,201,966.15 and 735,841,268.10 is: 1,103,761,902.15
Step by Step Solution
- Step 1: Write the proportion equation
1,552,134,644.10 : 2,328,201,966.15 = 735,841,268.10 : x - Step 2: Convert to fraction form
1,552,134,644.10/2,328,201,966.15 = 735,841,268.10/x - Step 3: Cross multiply
1,552,134,644.10x = 2,328,201,966.15 × 735,841,268.10 - Step 4: Simplify right side
1,552,134,644.10x = 1,713,187,087,164,729,344 - Step 5: Solve for x
x = 1,713,187,087,164,729,344/1,552,134,644.10 - Step 6: Final answer
x = 1,103,761,902.15
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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.