Finding the Fourth Proportional to 233,103,646.23, 321,681,058.83 and 128,679,475.53
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Solution
The fourth proportional to 233,103,646.23, 321,681,058.83 and 128,679,475.53 is: 177,576,587.11
Step by Step Solution
- Step 1: Write the proportion equation
233,103,646.23 : 321,681,058.83 = 128,679,475.53 : x - Step 2: Convert to fraction form
233,103,646.23/321,681,058.83 = 128,679,475.53/x - Step 3: Cross multiply
233,103,646.23x = 321,681,058.83 × 128,679,475.53 - Step 4: Simplify right side
233,103,646.23x = 41,393,749,939,385,776 - Step 5: Solve for x
x = 41,393,749,939,385,776/233,103,646.23 - Step 6: Final answer
x = 177,576,587.11
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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.