Finding the Fourth Proportional to 19,512,862,152.51, 29,248,635,519.93 and 6,563,480,960.21
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Solution
The fourth proportional to 19,512,862,152.51, 29,248,635,519.93 and 6,563,480,960.21 is: 9,838,272,870.82
Step by Step Solution
- Step 1: Write the proportion equation
19,512,862,152.51 : 29,248,635,519.93 = 6,563,480,960.21 : x - Step 2: Convert to fraction form
19,512,862,152.51/29,248,635,519.93 = 6,563,480,960.21/x - Step 3: Cross multiply
19,512,862,152.51x = 29,248,635,519.93 × 6,563,480,960.21 - Step 4: Simplify right side
19,512,862,152.51x = 191,972,862,347,085,283,328 - Step 5: Solve for x
x = 191,972,862,347,085,283,328/19,512,862,152.51 - Step 6: Final answer
x = 9,838,272,870.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.