Finding the Fourth Proportional to 251,652,027.10, 377,478,040.65 and 69,900,987.10
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Solution
The fourth proportional to 251,652,027.10, 377,478,040.65 and 69,900,987.10 is: 104,851,480.65
Step by Step Solution
- Step 1: Write the proportion equation
251,652,027.10 : 377,478,040.65 = 69,900,987.10 : x - Step 2: Convert to fraction form
251,652,027.10/377,478,040.65 = 69,900,987.10/x - Step 3: Cross multiply
251,652,027.10x = 377,478,040.65 × 69,900,987.10 - Step 4: Simplify right side
251,652,027.10x = 26,386,087,650,008,920 - Step 5: Solve for x
x = 26,386,087,650,008,920/251,652,027.10 - Step 6: Final answer
x = 104,851,480.65
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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.