Finding the Fourth Proportional to 185,959,547.74, 278,979,677.92 and 56,563,794.84
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Solution
The fourth proportional to 185,959,547.74, 278,979,677.92 and 56,563,794.84 is: 84,857,967.54
Step by Step Solution
- Step 1: Write the proportion equation
185,959,547.74 : 278,979,677.92 = 56,563,794.84 : x - Step 2: Convert to fraction form
185,959,547.74/278,979,677.92 = 56,563,794.84/x - Step 3: Cross multiply
185,959,547.74x = 278,979,677.92 × 56,563,794.84 - Step 4: Simplify right side
185,959,547.74x = 15,780,149,265,943,774 - Step 5: Solve for x
x = 15,780,149,265,943,774/185,959,547.74 - Step 6: Final answer
x = 84,857,967.54
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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.