Finding the Fourth Proportional to 349,387,742.88, 524,062,718.64 and 107,051,346.72
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Solution
The fourth proportional to 349,387,742.88, 524,062,718.64 and 107,051,346.72 is: 160,571,230.50
Step by Step Solution
- Step 1: Write the proportion equation
349,387,742.88 : 524,062,718.64 = 107,051,346.72 : x - Step 2: Convert to fraction form
349,387,742.88/524,062,718.64 = 107,051,346.72/x - Step 3: Cross multiply
349,387,742.88x = 524,062,718.64 × 107,051,346.72 - Step 4: Simplify right side
349,387,742.88x = 56,101,619,796,156,448 - Step 5: Solve for x
x = 56,101,619,796,156,448/349,387,742.88 - Step 6: Final answer
x = 160,571,230.50
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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.