Finding the Fourth Proportional to 19,742,035,235.97, 29,612,009,899.74 and 6,475,546,007.13
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Solution
The fourth proportional to 19,742,035,235.97, 29,612,009,899.74 and 6,475,546,007.13 is: 9,712,976,913.34
Step by Step Solution
- Step 1: Write the proportion equation
19,742,035,235.97 : 29,612,009,899.74 = 6,475,546,007.13 : x - Step 2: Convert to fraction form
19,742,035,235.97/29,612,009,899.74 = 6,475,546,007.13/x - Step 3: Cross multiply
19,742,035,235.97x = 29,612,009,899.74 × 6,475,546,007.13 - Step 4: Simplify right side
19,742,035,235.97x = 191,753,932,469,355,413,504 - Step 5: Solve for x
x = 191,753,932,469,355,413,504/19,742,035,235.97 - Step 6: Final answer
x = 9,712,976,913.34
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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.