Finding the Fourth Proportional to 6,471,398,951.04, 8,936,698,354.20 and 6,118,841,262.72
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Solution
The fourth proportional to 6,471,398,951.04, 8,936,698,354.20 and 6,118,841,262.72 is: 8,449,832,726.41
Step by Step Solution
- Step 1: Write the proportion equation
6,471,398,951.04 : 8,936,698,354.20 = 6,118,841,262.72 : x - Step 2: Convert to fraction form
6,471,398,951.04/8,936,698,354.20 = 6,118,841,262.72/x - Step 3: Cross multiply
6,471,398,951.04x = 8,936,698,354.20 × 6,118,841,262.72 - Step 4: Simplify right side
6,471,398,951.04x = 54,682,238,642,160,877,568 - Step 5: Solve for x
x = 54,682,238,642,160,877,568/6,471,398,951.04 - Step 6: Final answer
x = 8,449,832,726.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.