Finding the Fourth Proportional to 608,882,252.59, 840,257,508.33 and 330,423,776.12
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Solution
The fourth proportional to 608,882,252.59, 840,257,508.33 and 330,423,776.12 is: 455,984,810.92
Step by Step Solution
- Step 1: Write the proportion equation
608,882,252.59 : 840,257,508.33 = 330,423,776.12 : x - Step 2: Convert to fraction form
608,882,252.59/840,257,508.33 = 330,423,776.12/x - Step 3: Cross multiply
608,882,252.59x = 840,257,508.33 × 330,423,776.12 - Step 4: Simplify right side
608,882,252.59x = 277,641,058,819,970,976 - Step 5: Solve for x
x = 277,641,058,819,970,976/608,882,252.59 - Step 6: Final answer
x = 455,984,810.92
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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.