Finding the Fourth Proportional to 37,103,677,128.45, 55,655,515,692.68 and 19,410,518,203.65
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Solution
The fourth proportional to 37,103,677,128.45, 55,655,515,692.68 and 19,410,518,203.65 is: 29,115,777,305.48
Step by Step Solution
- Step 1: Write the proportion equation
37,103,677,128.45 : 55,655,515,692.68 = 19,410,518,203.65 : x - Step 2: Convert to fraction form
37,103,677,128.45/55,655,515,692.68 = 19,410,518,203.65/x - Step 3: Cross multiply
37,103,677,128.45x = 55,655,515,692.68 × 19,410,518,203.65 - Step 4: Simplify right side
37,103,677,128.45x = 1,080,302,400,486,196,510,720 - Step 5: Solve for x
x = 1,080,302,400,486,196,510,720/37,103,677,128.45 - Step 6: Final answer
x = 29,115,777,305.48
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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.