Finding the Fourth Proportional to 102,232,301.42, 153,294,643.73 and 69,893,452.28
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Solution
The fourth proportional to 102,232,301.42, 153,294,643.73 and 69,893,452.28 is: 104,803,391.08
Step by Step Solution
- Step 1: Write the proportion equation
102,232,301.42 : 153,294,643.73 = 69,893,452.28 : x - Step 2: Convert to fraction form
102,232,301.42/153,294,643.73 = 69,893,452.28/x - Step 3: Cross multiply
102,232,301.42x = 153,294,643.73 × 69,893,452.28 - Step 4: Simplify right side
102,232,301.42x = 10,714,291,866,880,326 - Step 5: Solve for x
x = 10,714,291,866,880,326/102,232,301.42 - Step 6: Final answer
x = 104,803,391.08
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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.