Finding the Fourth Proportional to 96,823,979.60, 145,068,007.80 and 62,727,774.80
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Solution
The fourth proportional to 96,823,979.60, 145,068,007.80 and 62,727,774.80 is: 93,982,847.65
Step by Step Solution
- Step 1: Write the proportion equation
96,823,979.60 : 145,068,007.80 = 62,727,774.80 : x - Step 2: Convert to fraction form
96,823,979.60/145,068,007.80 = 62,727,774.80/x - Step 3: Cross multiply
96,823,979.60x = 145,068,007.80 × 62,727,774.80 - Step 4: Simplify right side
96,823,979.60x = 9,099,793,323,963,044 - Step 5: Solve for x
x = 9,099,793,323,963,044/96,823,979.60 - Step 6: Final answer
x = 93,982,847.65
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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.