Finding the Fourth Proportional to 851,828,640.84, 1,175,524,308.18 and 460,688,064.84
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Solution
The fourth proportional to 851,828,640.84, 1,175,524,308.18 and 460,688,064.84 is: 635,749,953.39
Step by Step Solution
- Step 1: Write the proportion equation
851,828,640.84 : 1,175,524,308.18 = 460,688,064.84 : x - Step 2: Convert to fraction form
851,828,640.84/1,175,524,308.18 = 460,688,064.84/x - Step 3: Cross multiply
851,828,640.84x = 1,175,524,308.18 × 460,688,064.84 - Step 4: Simplify right side
851,828,640.84x = 541,550,018,707,824,000 - Step 5: Solve for x
x = 541,550,018,707,824,000/851,828,640.84 - Step 6: Final answer
x = 635,749,953.39
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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.