Finding the Fourth Proportional to 63,232,201.86, 87,233,718.52 and 42,330,968.56
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Solution
The fourth proportional to 63,232,201.86, 87,233,718.52 and 42,330,968.56 is: 58,398,848.81
Step by Step Solution
- Step 1: Write the proportion equation
63,232,201.86 : 87,233,718.52 = 42,330,968.56 : x - Step 2: Convert to fraction form
63,232,201.86/87,233,718.52 = 42,330,968.56/x - Step 3: Cross multiply
63,232,201.86x = 87,233,718.52 × 42,330,968.56 - Step 4: Simplify right side
63,232,201.86x = 3,692,687,796,042,010 - Step 5: Solve for x
x = 3,692,687,796,042,010/63,232,201.86 - Step 6: Final answer
x = 58,398,848.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.