Finding the Fourth Proportional to 962,396,150.68, 1,328,071,125.18 and 522,353,554.84
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Solution
The fourth proportional to 962,396,150.68, 1,328,071,125.18 and 522,353,554.84 is: 720,828,603.51
Step by Step Solution
- Step 1: Write the proportion equation
962,396,150.68 : 1,328,071,125.18 = 522,353,554.84 : x - Step 2: Convert to fraction form
962,396,150.68/1,328,071,125.18 = 522,353,554.84/x - Step 3: Cross multiply
962,396,150.68x = 1,328,071,125.18 × 522,353,554.84 - Step 4: Simplify right side
962,396,150.68x = 693,722,673,318,131,584 - Step 5: Solve for x
x = 693,722,673,318,131,584/962,396,150.68 - Step 6: Final answer
x = 720,828,603.51
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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.