Finding the Fourth Proportional to 330,240,553.14, 495,360,917.18 and 97,071,274.74
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Solution
The fourth proportional to 330,240,553.14, 495,360,917.18 and 97,071,274.74 is: 145,606,937.82
Step by Step Solution
- Step 1: Write the proportion equation
330,240,553.14 : 495,360,917.18 = 97,071,274.74 : x - Step 2: Convert to fraction form
330,240,553.14/495,360,917.18 = 97,071,274.74/x - Step 3: Cross multiply
330,240,553.14x = 495,360,917.18 × 97,071,274.74 - Step 4: Simplify right side
330,240,553.14x = 48,085,315,687,038,168 - Step 5: Solve for x
x = 48,085,315,687,038,168/330,240,553.14 - Step 6: Final answer
x = 145,606,937.82
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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.