Finding the Fourth Proportional to 77,930,663.36, 107,456,308 and 58,288,603.84
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Solution
The fourth proportional to 77,930,663.36, 107,456,308 and 58,288,603.84 is: 80,372,447.73
Step by Step Solution
- Step 1: Write the proportion equation
77,930,663.36 : 107,456,308 = 58,288,603.84 : x - Step 2: Convert to fraction form
77,930,663.36/107,456,308 = 58,288,603.84/x - Step 3: Cross multiply
77,930,663.36x = 107,456,308 × 58,288,603.84 - Step 4: Simplify right side
77,930,663.36x = 6,263,478,167,121,023 - Step 5: Solve for x
x = 6,263,478,167,121,023/77,930,663.36 - Step 6: Final answer
x = 80,372,447.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.