Finding the Fourth Proportional to 3,598,818,416.08, 5,398,464,488.34 and 942,939,527.08
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Solution
The fourth proportional to 3,598,818,416.08, 5,398,464,488.34 and 942,939,527.08 is: 1,414,471,352.28
Step by Step Solution
- Step 1: Write the proportion equation
3,598,818,416.08 : 5,398,464,488.34 = 942,939,527.08 : x - Step 2: Convert to fraction form
3,598,818,416.08/5,398,464,488.34 = 942,939,527.08/x - Step 3: Cross multiply
3,598,818,416.08x = 5,398,464,488.34 × 942,939,527.08 - Step 4: Simplify right side
3,598,818,416.08x = 5,090,425,551,593,494,528 - Step 5: Solve for x
x = 5,090,425,551,593,494,528/3,598,818,416.08 - Step 6: Final answer
x = 1,414,471,352.28
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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.