Finding the Fourth Proportional to 906,432,410,399.46, 1,250,986,415,211.50 and 515,893,933,055.13
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Solution
The fourth proportional to 906,432,410,399.46, 1,250,986,415,211.50 and 515,893,933,055.13 is: 711,996,056,779.99
Step by Step Solution
- Step 1: Write the proportion equation
906,432,410,399.46 : 1,250,986,415,211.50 = 515,893,933,055.13 : x - Step 2: Convert to fraction form
906,432,410,399.46/1,250,986,415,211.50 = 515,893,933,055.13/x - Step 3: Cross multiply
906,432,410,399.46x = 1,250,986,415,211.50 × 515,893,933,055.13 - Step 4: Simplify right side
906,432,410,399.46x = 645,376,301,941,998,644,887,552 - Step 5: Solve for x
x = 645,376,301,941,998,644,887,552/906,432,410,399.46 - Step 6: Final answer
x = 711,996,056,779.99
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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.