Finding the Fourth Proportional to 577,252,145.97, 865,790,731.22 and 157,106,258.02
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Solution
The fourth proportional to 577,252,145.97, 865,790,731.22 and 157,106,258.02 is: 235,635,576.17
Step by Step Solution
- Step 1: Write the proportion equation
577,252,145.97 : 865,790,731.22 = 157,106,258.02 : x - Step 2: Convert to fraction form
577,252,145.97/865,790,731.22 = 157,106,258.02/x - Step 3: Cross multiply
577,252,145.97x = 865,790,731.22 × 157,106,258.02 - Step 4: Simplify right side
577,252,145.97x = 136,021,142,010,546,336 - Step 5: Solve for x
x = 136,021,142,010,546,336/577,252,145.97 - Step 6: Final answer
x = 235,635,576.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.