Finding the Fourth Proportional to 57,750,678,762.63, 86,564,879,148.74 and 19,425,416,878.95
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Solution
The fourth proportional to 57,750,678,762.63, 86,564,879,148.74 and 19,425,416,878.95 is: 29,117,560,184.04
Step by Step Solution
- Step 1: Write the proportion equation
57,750,678,762.63 : 86,564,879,148.74 = 19,425,416,878.95 : x - Step 2: Convert to fraction form
57,750,678,762.63/86,564,879,148.74 = 19,425,416,878.95/x - Step 3: Cross multiply
57,750,678,762.63x = 86,564,879,148.74 × 19,425,416,878.95 - Step 4: Simplify right side
57,750,678,762.63x = 1,681,558,864,540,103,868,416 - Step 5: Solve for x
x = 1,681,558,864,540,103,868,416/57,750,678,762.63 - Step 6: Final answer
x = 29,117,560,184.04
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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.