Finding the Fourth Proportional to 708,588,841.05, 1,062,883,261.58 and 450,095,938.65
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Solution
The fourth proportional to 708,588,841.05, 1,062,883,261.58 and 450,095,938.65 is: 675,143,907.98
Step by Step Solution
- Step 1: Write the proportion equation
708,588,841.05 : 1,062,883,261.58 = 450,095,938.65 : x - Step 2: Convert to fraction form
708,588,841.05/1,062,883,261.58 = 450,095,938.65/x - Step 3: Cross multiply
708,588,841.05x = 1,062,883,261.58 × 450,095,938.65 - Step 4: Simplify right side
708,588,841.05x = 478,399,439,293,973,120 - Step 5: Solve for x
x = 478,399,439,293,973,120/708,588,841.05 - Step 6: Final answer
x = 675,143,907.98
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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.