Finding the Fourth Proportional to 2,490,312,056,529.30, 3,735,631,990,212.80 and 652,495,737,985.28
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Solution
The fourth proportional to 2,490,312,056,529.30, 3,735,631,990,212.80 and 652,495,737,985.28 is: 978,786,552,434.07
Step by Step Solution
- Step 1: Write the proportion equation
2,490,312,056,529.30 : 3,735,631,990,212.80 = 652,495,737,985.28 : x - Step 2: Convert to fraction form
2,490,312,056,529.30/3,735,631,990,212.80 = 652,495,737,985.28/x - Step 3: Cross multiply
2,490,312,056,529.30x = 3,735,631,990,212.80 × 652,495,737,985.28 - Step 4: Simplify right side
2,490,312,056,529.30x = 2,437,483,952,295,320,928,387,072 - Step 5: Solve for x
x = 2,437,483,952,295,320,928,387,072/2,490,312,056,529.30 - Step 6: Final answer
x = 978,786,552,434.07
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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.