Finding the Fourth Proportional to 1,653,209,520.40, 2,476,413,058.20 and 835,782,403.60
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Solution
The fourth proportional to 1,653,209,520.40, 2,476,413,058.20 and 835,782,403.60 is: 1,251,954,112.62
Step by Step Solution
- Step 1: Write the proportion equation
1,653,209,520.40 : 2,476,413,058.20 = 835,782,403.60 : x - Step 2: Convert to fraction form
1,653,209,520.40/2,476,413,058.20 = 835,782,403.60/x - Step 3: Cross multiply
1,653,209,520.40x = 2,476,413,058.20 × 835,782,403.60 - Step 4: Simplify right side
1,653,209,520.40x = 2,069,742,458,088,822,528 - Step 5: Solve for x
x = 2,069,742,458,088,822,528/1,653,209,520.40 - Step 6: Final answer
x = 1,251,954,112.62
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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.