Finding the Fourth Proportional to 737,497,497.60, 1,106,246,246.40 and 703,485,273.60
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Solution
The fourth proportional to 737,497,497.60, 1,106,246,246.40 and 703,485,273.60 is: 1,055,227,910.40
Step by Step Solution
- Step 1: Write the proportion equation
737,497,497.60 : 1,106,246,246.40 = 703,485,273.60 : x - Step 2: Convert to fraction form
737,497,497.60/1,106,246,246.40 = 703,485,273.60/x - Step 3: Cross multiply
737,497,497.60x = 1,106,246,246.40 × 703,485,273.60 - Step 4: Simplify right side
737,497,497.60x = 778,227,943,317,677,056 - Step 5: Solve for x
x = 778,227,943,317,677,056/737,497,497.60 - Step 6: Final answer
x = 1,055,227,910.40
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1.5x scale
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.