Finding the Fourth Proportional to 473,653,291.44, 653,842,804.11 and 295,125,385.25
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Solution
The fourth proportional to 473,653,291.44, 653,842,804.11 and 295,125,385.25 is: 407,398,434.55
Step by Step Solution
- Step 1: Write the proportion equation
473,653,291.44 : 653,842,804.11 = 295,125,385.25 : x - Step 2: Convert to fraction form
473,653,291.44/653,842,804.11 = 295,125,385.25/x - Step 3: Cross multiply
473,653,291.44x = 653,842,804.11 × 295,125,385.25 - Step 4: Simplify right side
473,653,291.44x = 192,965,609,452,634,816 - Step 5: Solve for x
x = 192,965,609,452,634,816/473,653,291.44 - Step 6: Final answer
x = 407,398,434.55
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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.