Finding the Fourth Proportional to 348,201,964.44, 480,518,695.08 and 191,565,711.18
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Solution
The fourth proportional to 348,201,964.44, 480,518,695.08 and 191,565,711.18 is: 264,360,672.71
Step by Step Solution
- Step 1: Write the proportion equation
348,201,964.44 : 480,518,695.08 = 191,565,711.18 : x - Step 2: Convert to fraction form
348,201,964.44/480,518,695.08 = 191,565,711.18/x - Step 3: Cross multiply
348,201,964.44x = 480,518,695.08 × 191,565,711.18 - Step 4: Simplify right side
348,201,964.44x = 92,050,905,558,285,760 - Step 5: Solve for x
x = 92,050,905,558,285,760/348,201,964.44 - Step 6: Final answer
x = 264,360,672.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.