Finding the Fourth Proportional to 292,317,217.92, 438,201,178.56 and 98,092,420.92
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Solution
The fourth proportional to 292,317,217.92, 438,201,178.56 and 98,092,420.92 is: 147,046,468.08
Step by Step Solution
- Step 1: Write the proportion equation
292,317,217.92 : 438,201,178.56 = 98,092,420.92 : x - Step 2: Convert to fraction form
292,317,217.92/438,201,178.56 = 98,092,420.92/x - Step 3: Cross multiply
292,317,217.92x = 438,201,178.56 × 98,092,420.92 - Step 4: Simplify right side
292,317,217.92x = 42,984,214,454,947,600 - Step 5: Solve for x
x = 42,984,214,454,947,600/292,317,217.92 - Step 6: Final answer
x = 147,046,468.08
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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.