Finding the Fourth Proportional to 1,044,650,281.68, 1,441,628,830.71 and 568,343,358.09
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Solution
The fourth proportional to 1,044,650,281.68, 1,441,628,830.71 and 568,343,358.09 is: 784,320,059.19
Step by Step Solution
- Step 1: Write the proportion equation
1,044,650,281.68 : 1,441,628,830.71 = 568,343,358.09 : x - Step 2: Convert to fraction form
1,044,650,281.68/1,441,628,830.71 = 568,343,358.09/x - Step 3: Cross multiply
1,044,650,281.68x = 1,441,628,830.71 × 568,343,358.09 - Step 4: Simplify right side
1,044,650,281.68x = 819,340,170,765,081,600 - Step 5: Solve for x
x = 819,340,170,765,081,600/1,044,650,281.68 - Step 6: Final answer
x = 784,320,059.19
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1.5x scale
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.