Finding the Fourth Proportional to 1,064,724,557.80, 1,597,086,836.70 and 883,326,029.80
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Solution
The fourth proportional to 1,064,724,557.80, 1,597,086,836.70 and 883,326,029.80 is: 1,324,989,044.70
Step by Step Solution
- Step 1: Write the proportion equation
1,064,724,557.80 : 1,597,086,836.70 = 883,326,029.80 : x - Step 2: Convert to fraction form
1,064,724,557.80/1,597,086,836.70 = 883,326,029.80/x - Step 3: Cross multiply
1,064,724,557.80x = 1,597,086,836.70 × 883,326,029.80 - Step 4: Simplify right side
1,064,724,557.80x = 1,410,748,374,708,051,968 - Step 5: Solve for x
x = 1,410,748,374,708,051,968/1,064,724,557.80 - Step 6: Final answer
x = 1,324,989,044.70
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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.