Finding the Fourth Proportional to 177,657,958.60, 266,486,937.90 and 56,501,657.80
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Solution
The fourth proportional to 177,657,958.60, 266,486,937.90 and 56,501,657.80 is: 84,752,486.70
Step by Step Solution
- Step 1: Write the proportion equation
177,657,958.60 : 266,486,937.90 = 56,501,657.80 : x - Step 2: Convert to fraction form
177,657,958.60/266,486,937.90 = 56,501,657.80/x - Step 3: Cross multiply
177,657,958.60x = 266,486,937.90 × 56,501,657.80 - Step 4: Simplify right side
177,657,958.60x = 15,056,953,773,395,650 - Step 5: Solve for x
x = 15,056,953,773,395,650/177,657,958.60 - Step 6: Final answer
x = 84,752,486.70
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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.