Finding the Fourth Proportional to 1,350,575,068.08, 2,025,964,774.57 and 417,992,239.42
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Solution
The fourth proportional to 1,350,575,068.08, 2,025,964,774.57 and 417,992,239.42 is: 627,019,980.69
Step by Step Solution
- Step 1: Write the proportion equation
1,350,575,068.08 : 2,025,964,774.57 = 417,992,239.42 : x - Step 2: Convert to fraction form
1,350,575,068.08/2,025,964,774.57 = 417,992,239.42/x - Step 3: Cross multiply
1,350,575,068.08x = 2,025,964,774.57 × 417,992,239.42 - Step 4: Simplify right side
1,350,575,068.08x = 846,837,553,104,362,624 - Step 5: Solve for x
x = 846,837,553,104,362,624/1,350,575,068.08 - Step 6: Final answer
x = 627,019,980.69
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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.