Finding the Fourth Proportional to 563,724,497.80, 845,586,746.70 and 492,060,881.80
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Solution
The fourth proportional to 563,724,497.80, 845,586,746.70 and 492,060,881.80 is: 738,091,322.70
Step by Step Solution
- Step 1: Write the proportion equation
563,724,497.80 : 845,586,746.70 = 492,060,881.80 : x - Step 2: Convert to fraction form
563,724,497.80/845,586,746.70 = 492,060,881.80/x - Step 3: Cross multiply
563,724,497.80x = 845,586,746.70 × 492,060,881.80 - Step 4: Simplify right side
563,724,497.80x = 416,080,160,219,595,264 - Step 5: Solve for x
x = 416,080,160,219,595,264/563,724,497.80 - Step 6: Final answer
x = 738,091,322.70
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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.