Finding the Fourth Proportional to 19,925,866,794.99, 27,497,820,533.54 and 10,893,644,362.47
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Solution
The fourth proportional to 19,925,866,794.99, 27,497,820,533.54 and 10,893,644,362.47 is: 15,033,297,206.96
Step by Step Solution
- Step 1: Write the proportion equation
19,925,866,794.99 : 27,497,820,533.54 = 10,893,644,362.47 : x - Step 2: Convert to fraction form
19,925,866,794.99/27,497,820,533.54 = 10,893,644,362.47/x - Step 3: Cross multiply
19,925,866,794.99x = 27,497,820,533.54 × 10,893,644,362.47 - Step 4: Simplify right side
19,925,866,794.99x = 299,551,477,635,355,312,128 - Step 5: Solve for x
x = 299,551,477,635,355,312,128/19,925,866,794.99 - Step 6: Final answer
x = 15,033,297,206.96
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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.