Finding the Fourth Proportional to 2,545,168,295.76, 3,512,277,166.32 and 1,473,516,813.12
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Solution
The fourth proportional to 2,545,168,295.76, 3,512,277,166.32 and 1,473,516,813.12 is: 2,033,421,312.66
Step by Step Solution
- Step 1: Write the proportion equation
2,545,168,295.76 : 3,512,277,166.32 = 1,473,516,813.12 : x - Step 2: Convert to fraction form
2,545,168,295.76/3,512,277,166.32 = 1,473,516,813.12/x - Step 3: Cross multiply
2,545,168,295.76x = 3,512,277,166.32 × 1,473,516,813.12 - Step 4: Simplify right side
2,545,168,295.76x = 5,175,399,456,909,990,912 - Step 5: Solve for x
x = 5,175,399,456,909,990,912/2,545,168,295.76 - Step 6: Final answer
x = 2,033,421,312.66
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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.