Finding the Fourth Proportional to 63,314,253.99, 87,373,632.02 and 34,340,877.99
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Solution
The fourth proportional to 63,314,253.99, 87,373,632.02 and 34,340,877.99 is: 47,390,390.75
Step by Step Solution
- Step 1: Write the proportion equation
63,314,253.99 : 87,373,632.02 = 34,340,877.99 : x - Step 2: Convert to fraction form
63,314,253.99/87,373,632.02 = 34,340,877.99/x - Step 3: Cross multiply
63,314,253.99x = 87,373,632.02 × 34,340,877.99 - Step 4: Simplify right side
63,314,253.99x = 3,000,487,236,570,273 - Step 5: Solve for x
x = 3,000,487,236,570,273/63,314,253.99 - Step 6: Final answer
x = 47,390,390.75
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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.