Finding the Fourth Proportional to 657,441,741.04, 907,284,285.12 and 375,178,561.12
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Solution
The fourth proportional to 657,441,741.04, 907,284,285.12 and 375,178,561.12 is: 517,754,793.12
Step by Step Solution
- Step 1: Write the proportion equation
657,441,741.04 : 907,284,285.12 = 375,178,561.12 : x - Step 2: Convert to fraction form
657,441,741.04/907,284,285.12 = 375,178,561.12/x - Step 3: Cross multiply
657,441,741.04x = 907,284,285.12 × 375,178,561.12 - Step 4: Simplify right side
657,441,741.04x = 340,393,612,618,109,440 - Step 5: Solve for x
x = 340,393,612,618,109,440/657,441,741.04 - Step 6: Final answer
x = 517,754,793.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.