Finding the Fourth Proportional to 245,602,394.10, 368,596,120.05 and 171,343,261.08
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Solution
The fourth proportional to 245,602,394.10, 368,596,120.05 and 171,343,261.08 is: 257,149,208.43
Step by Step Solution
- Step 1: Write the proportion equation
245,602,394.10 : 368,596,120.05 = 171,343,261.08 : x - Step 2: Convert to fraction form
245,602,394.10/368,596,120.05 = 171,343,261.08/x - Step 3: Cross multiply
245,602,394.10x = 368,596,120.05 × 171,343,261.08 - Step 4: Simplify right side
245,602,394.10x = 63,156,461,230,802,176 - Step 5: Solve for x
x = 63,156,461,230,802,176/245,602,394.10 - Step 6: Final answer
x = 257,149,208.43
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1.5x scale
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.