Finding the Fourth Proportional to 68,197,929.39, 102,361,567.59 and 42,211,624.55
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Solution
The fourth proportional to 68,197,929.39, 102,361,567.59 and 42,211,624.55 is: 63,357,466.97
Step by Step Solution
- Step 1: Write the proportion equation
68,197,929.39 : 102,361,567.59 = 42,211,624.55 : x - Step 2: Convert to fraction form
68,197,929.39/102,361,567.59 = 42,211,624.55/x - Step 3: Cross multiply
68,197,929.39x = 102,361,567.59 × 42,211,624.55 - Step 4: Simplify right side
68,197,929.39x = 4,320,848,058,946,721 - Step 5: Solve for x
x = 4,320,848,058,946,721/68,197,929.39 - Step 6: Final answer
x = 63,357,466.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.