Finding the Fourth Proportional to 93,346,542.33, 128,814,852.27 and 51,529,709.79
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Solution
The fourth proportional to 93,346,542.33, 128,814,852.27 and 51,529,709.79 is: 71,109,135.79
Step by Step Solution
- Step 1: Write the proportion equation
93,346,542.33 : 128,814,852.27 = 51,529,709.79 : x - Step 2: Convert to fraction form
93,346,542.33/128,814,852.27 = 51,529,709.79/x - Step 3: Cross multiply
93,346,542.33x = 128,814,852.27 × 51,529,709.79 - Step 4: Simplify right side
93,346,542.33x = 6,637,791,954,114,822 - Step 5: Solve for x
x = 6,637,791,954,114,822/93,346,542.33 - Step 6: Final answer
x = 71,109,135.79
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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.