Finding the Fourth Proportional to 855,432,092.16, 1,180,464,710.40 and 464,283,118.08
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Solution
The fourth proportional to 855,432,092.16, 1,180,464,710.40 and 464,283,118.08 is: 640,693,564.75
Step by Step Solution
- Step 1: Write the proportion equation
855,432,092.16 : 1,180,464,710.40 = 464,283,118.08 : x - Step 2: Convert to fraction form
855,432,092.16/1,180,464,710.40 = 464,283,118.08/x - Step 3: Cross multiply
855,432,092.16x = 1,180,464,710.40 × 464,283,118.08 - Step 4: Simplify right side
855,432,092.16x = 548,069,836,527,916,224 - Step 5: Solve for x
x = 548,069,836,527,916,224/855,432,092.16 - Step 6: Final answer
x = 640,693,564.75
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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.