Finding the Fourth Proportional to 5,181,732,883.52, 7,772,599,030.08 and 1,451,576,541.92
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Solution
The fourth proportional to 5,181,732,883.52, 7,772,599,030.08 and 1,451,576,541.92 is: 2,177,364,730.18
Step by Step Solution
- Step 1: Write the proportion equation
5,181,732,883.52 : 7,772,599,030.08 = 1,451,576,541.92 : x - Step 2: Convert to fraction form
5,181,732,883.52/7,772,599,030.08 = 1,451,576,541.92/x - Step 3: Cross multiply
5,181,732,883.52x = 7,772,599,030.08 × 1,451,576,541.92 - Step 4: Simplify right side
5,181,732,883.52x = 11,282,522,421,814,272,000 - Step 5: Solve for x
x = 11,282,522,421,814,272,000/5,181,732,883.52 - Step 6: Final answer
x = 2,177,364,730.18
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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.