Finding the Fourth Proportional to 124,263,484.14, 171,483,797.08 and 69,258,159.66
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Solution
The fourth proportional to 124,263,484.14, 171,483,797.08 and 69,258,159.66 is: 95,576,365.65
Step by Step Solution
- Step 1: Write the proportion equation
124,263,484.14 : 171,483,797.08 = 69,258,159.66 : x - Step 2: Convert to fraction form
124,263,484.14/171,483,797.08 = 69,258,159.66/x - Step 3: Cross multiply
124,263,484.14x = 171,483,797.08 × 69,258,159.66 - Step 4: Simplify right side
124,263,484.14x = 11,876,652,197,269,682 - Step 5: Solve for x
x = 11,876,652,197,269,682/124,263,484.14 - Step 6: Final answer
x = 95,576,365.65
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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.