Finding the Fourth Proportional to 6,140,209,434.53, 8,473,489,032.96 and 3,320,817,359.87
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Solution
The fourth proportional to 6,140,209,434.53, 8,473,489,032.96 and 3,320,817,359.87 is: 4,582,727,963.82
Step by Step Solution
- Step 1: Write the proportion equation
6,140,209,434.53 : 8,473,489,032.96 = 3,320,817,359.87 : x - Step 2: Convert to fraction form
6,140,209,434.53/8,473,489,032.96 = 3,320,817,359.87/x - Step 3: Cross multiply
6,140,209,434.53x = 8,473,489,032.96 × 3,320,817,359.87 - Step 4: Simplify right side
6,140,209,434.53x = 28,138,909,479,321,624,576 - Step 5: Solve for x
x = 28,138,909,479,321,624,576/6,140,209,434.53 - Step 6: Final answer
x = 4,582,727,963.82
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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.