Finding the Fourth Proportional to 70,395,495.36, 97,145,992.85 and 39,035,753.60
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Solution
The fourth proportional to 70,395,495.36, 97,145,992.85 and 39,035,753.60 is: 53,869,456.00
Step by Step Solution
- Step 1: Write the proportion equation
70,395,495.36 : 97,145,992.85 = 39,035,753.60 : x - Step 2: Convert to fraction form
70,395,495.36/97,145,992.85 = 39,035,753.60/x - Step 3: Cross multiply
70,395,495.36x = 97,145,992.85 × 39,035,753.60 - Step 4: Simplify right side
70,395,495.36x = 3,792,167,040,437,476.50 - Step 5: Solve for x
x = 3,792,167,040,437,476.50/70,395,495.36 - Step 6: Final answer
x = 53,869,456.00
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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.