Finding the Fourth Proportional to 149,460,316.58, 224,190,474.87 and 108,645,647.78
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Solution
The fourth proportional to 149,460,316.58, 224,190,474.87 and 108,645,647.78 is: 162,968,471.66
Step by Step Solution
- Step 1: Write the proportion equation
149,460,316.58 : 224,190,474.87 = 108,645,647.78 : x - Step 2: Convert to fraction form
149,460,316.58/224,190,474.87 = 108,645,647.78/x - Step 3: Cross multiply
149,460,316.58x = 224,190,474.87 × 108,645,647.78 - Step 4: Simplify right side
149,460,316.58x = 24,357,319,366,692,784 - Step 5: Solve for x
x = 24,357,319,366,692,784/149,460,316.58 - Step 6: Final answer
x = 162,968,471.66
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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.