Finding the Fourth Proportional to 185,046,261.92, 255,363,153.36 and 102,539,980.88
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Solution
The fourth proportional to 185,046,261.92, 255,363,153.36 and 102,539,980.88 is: 141,504,792.32
Step by Step Solution
- Step 1: Write the proportion equation
185,046,261.92 : 255,363,153.36 = 102,539,980.88 : x - Step 2: Convert to fraction form
185,046,261.92/255,363,153.36 = 102,539,980.88/x - Step 3: Cross multiply
185,046,261.92x = 255,363,153.36 × 102,539,980.88 - Step 4: Simplify right side
185,046,261.92x = 26,184,932,862,990,908 - Step 5: Solve for x
x = 26,184,932,862,990,908/185,046,261.92 - Step 6: Final answer
x = 141,504,792.32
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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.