Finding the Fourth Proportional to 6,219,305,187.48, 8,536,956,125.22 and 5,498,671,191.48
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Solution
The fourth proportional to 6,219,305,187.48, 8,536,956,125.22 and 5,498,671,191.48 is: 7,547,774,758.37
Step by Step Solution
- Step 1: Write the proportion equation
6,219,305,187.48 : 8,536,956,125.22 = 5,498,671,191.48 : x - Step 2: Convert to fraction form
6,219,305,187.48/8,536,956,125.22 = 5,498,671,191.48/x - Step 3: Cross multiply
6,219,305,187.48x = 8,536,956,125.22 × 5,498,671,191.48 - Step 4: Simplify right side
6,219,305,187.48x = 46,941,914,708,675,936,256 - Step 5: Solve for x
x = 46,941,914,708,675,936,256/6,219,305,187.48 - Step 6: Final answer
x = 7,547,774,758.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.