Finding the Fourth Proportional to 124,340,196.08, 171,589,635.88 and 68,584,366.08
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Solution
The fourth proportional to 124,340,196.08, 171,589,635.88 and 68,584,366.08 is: 94,646,516.36
Step by Step Solution
- Step 1: Write the proportion equation
124,340,196.08 : 171,589,635.88 = 68,584,366.08 : x - Step 2: Convert to fraction form
124,340,196.08/171,589,635.88 = 68,584,366.08/x - Step 3: Cross multiply
124,340,196.08x = 171,589,635.88 × 68,584,366.08 - Step 4: Simplify right side
124,340,196.08x = 11,768,366,402,727,822 - Step 5: Solve for x
x = 11,768,366,402,727,822/124,340,196.08 - Step 6: Final answer
x = 94,646,516.36
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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.