Finding the Fourth Proportional to 141,929,298.44, 212,929,905.53 and 43,565,991.94
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Solution
The fourth proportional to 141,929,298.44, 212,929,905.53 and 43,565,991.94 is: 65,360,025.38
Step by Step Solution
- Step 1: Write the proportion equation
141,929,298.44 : 212,929,905.53 = 43,565,991.94 : x - Step 2: Convert to fraction form
141,929,298.44/212,929,905.53 = 43,565,991.94/x - Step 3: Cross multiply
141,929,298.44x = 212,929,905.53 × 43,565,991.94 - Step 4: Simplify right side
141,929,298.44x = 9,276,502,548,104,940 - Step 5: Solve for x
x = 9,276,502,548,104,940/141,929,298.44 - Step 6: Final answer
x = 65,360,025.38
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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.