Finding the Fourth Proportional to 376,725,215.70, 565,087,823.55 and 274,688,543.70
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Solution
The fourth proportional to 376,725,215.70, 565,087,823.55 and 274,688,543.70 is: 412,032,815.55
Step by Step Solution
- Step 1: Write the proportion equation
376,725,215.70 : 565,087,823.55 = 274,688,543.70 : x - Step 2: Convert to fraction form
376,725,215.70/565,087,823.55 = 274,688,543.70/x - Step 3: Cross multiply
376,725,215.70x = 565,087,823.55 × 274,688,543.70 - Step 4: Simplify right side
376,725,215.70x = 155,223,151,313,552,032 - Step 5: Solve for x
x = 155,223,151,313,552,032/376,725,215.70 - Step 6: Final answer
x = 412,032,815.55
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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.