Finding the Fourth Proportional to 196,752,454.60, 295,128,681.90 and 60,444,617.80
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Solution
The fourth proportional to 196,752,454.60, 295,128,681.90 and 60,444,617.80 is: 90,666,926.70
Step by Step Solution
- Step 1: Write the proportion equation
196,752,454.60 : 295,128,681.90 = 60,444,617.80 : x - Step 2: Convert to fraction form
196,752,454.60/295,128,681.90 = 60,444,617.80/x - Step 3: Cross multiply
196,752,454.60x = 295,128,681.90 × 60,444,617.80 - Step 4: Simplify right side
196,752,454.60x = 17,838,940,379,263,276 - Step 5: Solve for x
x = 17,838,940,379,263,276/196,752,454.60 - Step 6: Final answer
x = 90,666,926.70
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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.