Finding the Fourth Proportional to 2,071,117,590.57, 2,858,142,165.66 and 1,118,498,236.59
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Solution
The fourth proportional to 2,071,117,590.57, 2,858,142,165.66 and 1,118,498,236.59 is: 1,543,527,507.45
Step by Step Solution
- Step 1: Write the proportion equation
2,071,117,590.57 : 2,858,142,165.66 = 1,118,498,236.59 : x - Step 2: Convert to fraction form
2,071,117,590.57/2,858,142,165.66 = 1,118,498,236.59/x - Step 3: Cross multiply
2,071,117,590.57x = 2,858,142,165.66 × 1,118,498,236.59 - Step 4: Simplify right side
2,071,117,590.57x = 3,196,826,972,214,233,088 - Step 5: Solve for x
x = 3,196,826,972,214,233,088/2,071,117,590.57 - Step 6: Final answer
x = 1,543,527,507.45
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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.