Finding the Fourth Proportional to 559,873,295.80, 839,809,943.70 and 524,041,487.80
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Solution
The fourth proportional to 559,873,295.80, 839,809,943.70 and 524,041,487.80 is: 786,062,231.70
Step by Step Solution
- Step 1: Write the proportion equation
559,873,295.80 : 839,809,943.70 = 524,041,487.80 : x - Step 2: Convert to fraction form
559,873,295.80/839,809,943.70 = 524,041,487.80/x - Step 3: Cross multiply
559,873,295.80x = 839,809,943.70 × 524,041,487.80 - Step 4: Simplify right side
559,873,295.80x = 440,095,252,365,782,272 - Step 5: Solve for x
x = 440,095,252,365,782,272/559,873,295.80 - Step 6: Final answer
x = 786,062,231.70
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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.