Finding the Fourth Proportional to 233,124,325.70, 321,709,903.81 and 127,277,737.70
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Solution
The fourth proportional to 233,124,325.70, 321,709,903.81 and 127,277,737.70 is: 175,642,368.63
Step by Step Solution
- Step 1: Write the proportion equation
233,124,325.70 : 321,709,903.81 = 127,277,737.70 : x - Step 2: Convert to fraction form
233,124,325.70/321,709,903.81 = 127,277,737.70/x - Step 3: Cross multiply
233,124,325.70x = 321,709,903.81 × 127,277,737.70 - Step 4: Simplify right side
233,124,325.70x = 40,946,508,750,694,664 - Step 5: Solve for x
x = 40,946,508,750,694,664/233,124,325.70 - Step 6: Final answer
x = 175,642,368.63
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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.