Finding the Fourth Proportional to 239,630,212,753.66, 330,700,088,585.98 and 132,702,157,789.62
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Solution
The fourth proportional to 239,630,212,753.66, 330,700,088,585.98 and 132,702,157,789.62 is: 183,134,734,273.64
Step by Step Solution
- Step 1: Write the proportion equation
239,630,212,753.66 : 330,700,088,585.98 = 132,702,157,789.62 : x - Step 2: Convert to fraction form
239,630,212,753.66/330,700,088,585.98 = 132,702,157,789.62/x - Step 3: Cross multiply
239,630,212,753.66x = 330,700,088,585.98 × 132,702,157,789.62 - Step 4: Simplify right side
239,630,212,753.66x = 43,884,615,336,578,022,113,280 - Step 5: Solve for x
x = 43,884,615,336,578,022,113,280/239,630,212,753.66 - Step 6: Final answer
x = 183,134,734,273.64
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1.5x scale
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.