Finding the Fourth Proportional to 626,536,490.14, 864,569,746.28 and 362,235,518.87
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Solution
The fourth proportional to 626,536,490.14, 864,569,746.28 and 362,235,518.87 is: 499,855,755.53
Step by Step Solution
- Step 1: Write the proportion equation
626,536,490.14 : 864,569,746.28 = 362,235,518.87 : x - Step 2: Convert to fraction form
626,536,490.14/864,569,746.28 = 362,235,518.87/x - Step 3: Cross multiply
626,536,490.14x = 864,569,746.28 × 362,235,518.87 - Step 4: Simplify right side
626,536,490.14x = 313,177,870,641,228,864 - Step 5: Solve for x
x = 313,177,870,641,228,864/626,536,490.14 - Step 6: Final answer
x = 499,855,755.53
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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.