Finding the Fourth Proportional to 7,865,512,578.06, 10,854,411,712.73 and 4,248,536,300.07
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Solution
The fourth proportional to 7,865,512,578.06, 10,854,411,712.73 and 4,248,536,300.07 is: 5,862,982,446.44
Step by Step Solution
- Step 1: Write the proportion equation
7,865,512,578.06 : 10,854,411,712.73 = 4,248,536,300.07 : x - Step 2: Convert to fraction form
7,865,512,578.06/10,854,411,712.73 = 4,248,536,300.07/x - Step 3: Cross multiply
7,865,512,578.06x = 10,854,411,712.73 × 4,248,536,300.07 - Step 4: Simplify right side
7,865,512,578.06x = 46,115,362,177,417,150,464 - Step 5: Solve for x
x = 46,115,362,177,417,150,464/7,865,512,578.06 - Step 6: Final answer
x = 5,862,982,446.44
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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.