Finding the Fourth Proportional to 122,615,569.41, 169,208,253.63 and 66,860,852.99
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Solution
The fourth proportional to 122,615,569.41, 169,208,253.63 and 66,860,852.99 is: 92,267,305.24
Step by Step Solution
- Step 1: Write the proportion equation
122,615,569.41 : 169,208,253.63 = 66,860,852.99 : x - Step 2: Convert to fraction form
122,615,569.41/169,208,253.63 = 66,860,852.99/x - Step 3: Cross multiply
122,615,569.41x = 169,208,253.63 × 66,860,852.99 - Step 4: Simplify right side
122,615,569.41x = 11,313,408,169,804,022 - Step 5: Solve for x
x = 11,313,408,169,804,022/122,615,569.41 - Step 6: Final answer
x = 92,267,305.24
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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.