Finding the Fourth Proportional to 8,187,488,220.64, 12,248,918,685.39 and 6,201,251,978.91
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Solution
The fourth proportional to 8,187,488,220.64, 12,248,918,685.39 and 6,201,251,978.91 is: 9,277,403,422.18
Step by Step Solution
- Step 1: Write the proportion equation
8,187,488,220.64 : 12,248,918,685.39 = 6,201,251,978.91 : x - Step 2: Convert to fraction form
8,187,488,220.64/12,248,918,685.39 = 6,201,251,978.91/x - Step 3: Cross multiply
8,187,488,220.64x = 12,248,918,685.39 × 6,201,251,978.91 - Step 4: Simplify right side
8,187,488,220.64x = 75,958,631,237,225,906,176 - Step 5: Solve for x
x = 75,958,631,237,225,906,176/8,187,488,220.64 - Step 6: Final answer
x = 9,277,403,422.18
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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.