Finding the Fourth Proportional to 508,084,807,888.80, 761,903,567,337.80 and 269,263,503,331.99
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Solution
The fourth proportional to 508,084,807,888.80, 761,903,567,337.80 and 269,263,503,331.99 is: 403,776,732,854.84
Step by Step Solution
- Step 1: Write the proportion equation
508,084,807,888.80 : 761,903,567,337.80 = 269,263,503,331.99 : x - Step 2: Convert to fraction form
508,084,807,888.80/761,903,567,337.80 = 269,263,503,331.99/x - Step 3: Cross multiply
508,084,807,888.80x = 761,903,567,337.80 × 269,263,503,331.99 - Step 4: Simplify right side
508,084,807,888.80x = 205,152,823,742,516,770,635,776 - Step 5: Solve for x
x = 205,152,823,742,516,770,635,776/508,084,807,888.80 - Step 6: Final answer
x = 403,776,732,854.84
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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.