Finding the Fourth Proportional to 6,471,398,948.04, 8,936,698,350.06 and 6,118,841,259.72
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Solution
The fourth proportional to 6,471,398,948.04, 8,936,698,350.06 and 6,118,841,259.72 is: 8,449,832,722.27
Step by Step Solution
- Step 1: Write the proportion equation
6,471,398,948.04 : 8,936,698,350.06 = 6,118,841,259.72 : x - Step 2: Convert to fraction form
6,471,398,948.04/8,936,698,350.06 = 6,118,841,259.72/x - Step 3: Cross multiply
6,471,398,948.04x = 8,936,698,350.06 × 6,118,841,259.72 - Step 4: Simplify right side
6,471,398,948.04x = 54,682,238,590,018,772,992 - Step 5: Solve for x
x = 54,682,238,590,018,772,992/6,471,398,948.04 - Step 6: Final answer
x = 8,449,832,722.27
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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.