Finding the Fourth Proportional to 655,847,191,938.15, 983,904,962,483.80 and 225,528,390,693.48
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Solution
The fourth proportional to 655,847,191,938.15, 983,904,962,483.80 and 225,528,390,693.48 is: 338,338,725,105.39
Step by Step Solution
- Step 1: Write the proportion equation
655,847,191,938.15 : 983,904,962,483.80 = 225,528,390,693.48 : x - Step 2: Convert to fraction form
655,847,191,938.15/983,904,962,483.80 = 225,528,390,693.48/x - Step 3: Cross multiply
655,847,191,938.15x = 983,904,962,483.80 × 225,528,390,693.48 - Step 4: Simplify right side
655,847,191,938.15x = 221,898,502,784,300,250,824,704 - Step 5: Solve for x
x = 221,898,502,784,300,250,824,704/655,847,191,938.15 - Step 6: Final answer
x = 338,338,725,105.39
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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.