Finding the Fourth Proportional to 1,453,904,518.40, 2,181,453,974.40 and 534,221,446.40
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Solution
The fourth proportional to 1,453,904,518.40, 2,181,453,974.40 and 534,221,446.40 is: 801,551,603.09
Step by Step Solution
- Step 1: Write the proportion equation
1,453,904,518.40 : 2,181,453,974.40 = 534,221,446.40 : x - Step 2: Convert to fraction form
1,453,904,518.40/2,181,453,974.40 = 534,221,446.40/x - Step 3: Cross multiply
1,453,904,518.40x = 2,181,453,974.40 × 534,221,446.40 - Step 4: Simplify right side
1,453,904,518.40x = 1,165,379,497,458,996,480 - Step 5: Solve for x
x = 1,165,379,497,458,996,480/1,453,904,518.40 - Step 6: Final answer
x = 801,551,603.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.