Finding the Fourth Proportional to 57,750,678,653.96, 86,564,878,989.88 and 19,425,416,772.31
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Solution
The fourth proportional to 57,750,678,653.96, 86,564,878,989.88 and 19,425,416,772.31 is: 29,117,560,025.55
Step by Step Solution
- Step 1: Write the proportion equation
57,750,678,653.96 : 86,564,878,989.88 = 19,425,416,772.31 : x - Step 2: Convert to fraction form
57,750,678,653.96/86,564,878,989.88 = 19,425,416,772.31/x - Step 3: Cross multiply
57,750,678,653.96x = 86,564,878,989.88 × 19,425,416,772.31 - Step 4: Simplify right side
57,750,678,653.96x = 1,681,558,852,222,818,451,456 - Step 5: Solve for x
x = 1,681,558,852,222,818,451,456/57,750,678,653.96 - Step 6: Final answer
x = 29,117,560,025.55
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1.5x scale
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.