Finding the Fourth Proportional to 86,596,645.91, 119,502,419.98 and 46,903,189.13
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Solution
The fourth proportional to 86,596,645.91, 119,502,419.98 and 46,903,189.13 is: 64,725,885.71
Step by Step Solution
- Step 1: Write the proportion equation
86,596,645.91 : 119,502,419.98 = 46,903,189.13 : x - Step 2: Convert to fraction form
86,596,645.91/119,502,419.98 = 46,903,189.13/x - Step 3: Cross multiply
86,596,645.91x = 119,502,419.98 × 46,903,189.13 - Step 4: Simplify right side
86,596,645.91x = 5,605,044,605,996,129 - Step 5: Solve for x
x = 5,605,044,605,996,129/86,596,645.91 - Step 6: Final answer
x = 64,725,885.71
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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.