Finding the Fourth Proportional to 465,048,601.30, 697,572,901.95 and 310,080,405.70
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Solution
The fourth proportional to 465,048,601.30, 697,572,901.95 and 310,080,405.70 is: 465,120,608.55
Step by Step Solution
- Step 1: Write the proportion equation
465,048,601.30 : 697,572,901.95 = 310,080,405.70 : x - Step 2: Convert to fraction form
465,048,601.30/697,572,901.95 = 310,080,405.70/x - Step 3: Cross multiply
465,048,601.30x = 697,572,901.95 × 310,080,405.70 - Step 4: Simplify right side
465,048,601.30x = 216,303,688,441,982,336 - Step 5: Solve for x
x = 216,303,688,441,982,336/465,048,601.30 - Step 6: Final answer
x = 465,120,608.55
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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.