Finding the Fourth Proportional to 433,875,062.20, 598,784,511.88 and 245,736,823.49
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Solution
The fourth proportional to 433,875,062.20, 598,784,511.88 and 245,736,823.49 is: 339,137,730.48
Step by Step Solution
- Step 1: Write the proportion equation
433,875,062.20 : 598,784,511.88 = 245,736,823.49 : x - Step 2: Convert to fraction form
433,875,062.20/598,784,511.88 = 245,736,823.49/x - Step 3: Cross multiply
433,875,062.20x = 598,784,511.88 × 245,736,823.49 - Step 4: Simplify right side
433,875,062.20x = 147,143,403,907,325,248 - Step 5: Solve for x
x = 147,143,403,907,325,248/433,875,062.20 - Step 6: Final answer
x = 339,137,730.48
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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.