Finding the Fourth Proportional to 354,840,809.60, 532,261,214.40 and 232,396,803.20
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Solution
The fourth proportional to 354,840,809.60, 532,261,214.40 and 232,396,803.20 is: 348,595,204.80
Step by Step Solution
- Step 1: Write the proportion equation
354,840,809.60 : 532,261,214.40 = 232,396,803.20 : x - Step 2: Convert to fraction form
354,840,809.60/532,261,214.40 = 232,396,803.20/x - Step 3: Cross multiply
354,840,809.60x = 532,261,214.40 × 232,396,803.20 - Step 4: Simplify right side
354,840,809.60x = 123,695,804,693,909,792 - Step 5: Solve for x
x = 123,695,804,693,909,792/354,840,809.60 - Step 6: Final answer
x = 348,595,204.80
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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.