Finding the Fourth Proportional to 86,596,646.91, 119,502,421.36 and 46,903,190.13
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Solution
The fourth proportional to 86,596,646.91, 119,502,421.36 and 46,903,190.13 is: 64,725,887.09
Step by Step Solution
- Step 1: Write the proportion equation
86,596,646.91 : 119,502,421.36 = 46,903,190.13 : x - Step 2: Convert to fraction form
86,596,646.91/119,502,421.36 = 46,903,190.13/x - Step 3: Cross multiply
86,596,646.91x = 119,502,421.36 × 46,903,190.13 - Step 4: Simplify right side
86,596,646.91x = 5,605,044,790,043,453 - Step 5: Solve for x
x = 5,605,044,790,043,453/86,596,646.91 - Step 6: Final answer
x = 64,725,887.09
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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.