Finding the Fourth Proportional to 1,062,880,903.80, 1,594,321,355.70 and 296,976,007.80
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Solution
The fourth proportional to 1,062,880,903.80, 1,594,321,355.70 and 296,976,007.80 is: 445,464,011.70
Step by Step Solution
- Step 1: Write the proportion equation
1,062,880,903.80 : 1,594,321,355.70 = 296,976,007.80 : x - Step 2: Convert to fraction form
1,062,880,903.80/1,594,321,355.70 = 296,976,007.80/x - Step 3: Cross multiply
1,062,880,903.80x = 1,594,321,355.70 × 296,976,007.80 - Step 4: Simplify right side
1,062,880,903.80x = 473,475,191,366,069,824 - Step 5: Solve for x
x = 473,475,191,366,069,824/1,062,880,903.80 - Step 6: Final answer
x = 445,464,011.70
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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.