Finding the Fourth Proportional to 582,552,223.60, 873,828,335.40 and 528,804,511.60
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Solution
The fourth proportional to 582,552,223.60, 873,828,335.40 and 528,804,511.60 is: 793,206,767.40
Step by Step Solution
- Step 1: Write the proportion equation
582,552,223.60 : 873,828,335.40 = 528,804,511.60 : x - Step 2: Convert to fraction form
582,552,223.60/873,828,335.40 = 528,804,511.60/x - Step 3: Cross multiply
582,552,223.60x = 873,828,335.40 × 528,804,511.60 - Step 4: Simplify right side
582,552,223.60x = 462,084,366,123,438,016 - Step 5: Solve for x
x = 462,084,366,123,438,016/582,552,223.60 - Step 6: Final answer
x = 793,206,767.40
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Double scale
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Similar ratio
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1.5x scale
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.