Finding the Fourth Proportional to 4,465,782,656.88, 6,698,673,541.80 and 1,194,146,828.40
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Solution
The fourth proportional to 4,465,782,656.88, 6,698,673,541.80 and 1,194,146,828.40 is: 1,791,220,124.00
Step by Step Solution
- Step 1: Write the proportion equation
4,465,782,656.88 : 6,698,673,541.80 = 1,194,146,828.40 : x - Step 2: Convert to fraction form
4,465,782,656.88/6,698,673,541.80 = 1,194,146,828.40/x - Step 3: Cross multiply
4,465,782,656.88x = 6,698,673,541.80 × 1,194,146,828.40 - Step 4: Simplify right side
4,465,782,656.88x = 7,999,199,764,427,465,728 - Step 5: Solve for x
x = 7,999,199,764,427,465,728/4,465,782,656.88 - Step 6: Final answer
x = 1,791,220,124.00
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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.