Finding the Fourth Proportional to 37,103,676,910.08, 55,655,515,365.12 and 19,410,517,985.28
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Solution
The fourth proportional to 37,103,676,910.08, 55,655,515,365.12 and 19,410,517,985.28 is: 29,115,776,977.92
Step by Step Solution
- Step 1: Write the proportion equation
37,103,676,910.08 : 55,655,515,365.12 = 19,410,517,985.28 : x - Step 2: Convert to fraction form
37,103,676,910.08/55,655,515,365.12 = 19,410,517,985.28/x - Step 3: Cross multiply
37,103,676,910.08x = 55,655,515,365.12 × 19,410,517,985.28 - Step 4: Simplify right side
37,103,676,910.08x = 1,080,302,381,974,689,153,024 - Step 5: Solve for x
x = 1,080,302,381,974,689,153,024/37,103,676,910.08 - Step 6: Final answer
x = 29,115,776,977.92
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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.