Finding the Fourth Proportional to 1,253,110,056.24, 1,729,305,642.24 and 688,595,083.94
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Solution
The fourth proportional to 1,253,110,056.24, 1,729,305,642.24 and 688,595,083.94 is: 950,268,779.62
Step by Step Solution
- Step 1: Write the proportion equation
1,253,110,056.24 : 1,729,305,642.24 = 688,595,083.94 : x - Step 2: Convert to fraction form
1,253,110,056.24/1,729,305,642.24 = 688,595,083.94/x - Step 3: Cross multiply
1,253,110,056.24x = 1,729,305,642.24 × 688,595,083.94 - Step 4: Simplify right side
1,253,110,056.24x = 1,190,791,363,867,521,792 - Step 5: Solve for x
x = 1,190,791,363,867,521,792/1,253,110,056.24 - Step 6: Final answer
x = 950,268,779.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.