Finding the Fourth Proportional to 7,963,201,807.75, 11,946,376,248.29 and 2,921,105,081.16
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Solution
The fourth proportional to 7,963,201,807.75, 11,946,376,248.29 and 2,921,105,081.16 is: 4,382,234,835.03
Step by Step Solution
- Step 1: Write the proportion equation
7,963,201,807.75 : 11,946,376,248.29 = 2,921,105,081.16 : x - Step 2: Convert to fraction form
7,963,201,807.75/11,946,376,248.29 = 2,921,105,081.16/x - Step 3: Cross multiply
7,963,201,807.75x = 11,946,376,248.29 × 2,921,105,081.16 - Step 4: Simplify right side
7,963,201,807.75x = 34,896,620,360,329,056,256 - Step 5: Solve for x
x = 34,896,620,360,329,056,256/7,963,201,807.75 - Step 6: Final answer
x = 4,382,234,835.03
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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.