Finding the Fourth Proportional to 19,202,249,278.70, 26,498,528,726.99 and 10,629,027,331.08
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Solution
The fourth proportional to 19,202,249,278.70, 26,498,528,726.99 and 10,629,027,331.08 is: 14,667,739,283.28
Step by Step Solution
- Step 1: Write the proportion equation
19,202,249,278.70 : 26,498,528,726.99 = 10,629,027,331.08 : x - Step 2: Convert to fraction form
19,202,249,278.70/26,498,528,726.99 = 10,629,027,331.08/x - Step 3: Cross multiply
19,202,249,278.70x = 26,498,528,726.99 × 10,629,027,331.08 - Step 4: Simplify right side
19,202,249,278.70x = 281,653,586,072,585,240,576 - Step 5: Solve for x
x = 281,653,586,072,585,240,576/19,202,249,278.70 - Step 6: Final answer
x = 14,667,739,283.28
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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.